From a13aea3a30c7fd5f261ec6bc3e198432464ab816 Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Sun, 28 Mar 2021 22:38:17 +0800
Subject: [PATCH] remove return

---
 bsp/stm32/stm32f072-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32f091-st-nucleo/applications/main.c        | 1 -
 bsp/stm32/stm32f103-atk-nano/applications/main.c         | 2 --
 bsp/stm32/stm32f103-atk-warshipv3/applications/main.c    | 2 --
 bsp/stm32/stm32f103-blue-pill/applications/main.c        | 2 --
 bsp/stm32/stm32f103-dofly-M3S/applications/main.c        | 2 --
 bsp/stm32/stm32f103-dofly-lyc8/applications/main.c       | 2 --
 bsp/stm32/stm32f103-fire-arbitrary/applications/main.c   | 2 --
 bsp/stm32/stm32f103-gizwits-gokitv21/applications/main.c | 2 --
 bsp/stm32/stm32f103-hw100k-ibox/applications/main.c      | 2 --
 bsp/stm32/stm32f103-onenet-nbiot/applications/main.c     | 2 --
 bsp/stm32/stm32f103-yf-ufun/applications/main.c          | 2 --
 bsp/stm32/stm32f107-uc-eval/applications/main.c          | 2 --
 bsp/stm32/stm32f401-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32f405-smdz-breadfruit/applications/main.c  | 2 --
 bsp/stm32/stm32f407-atk-explorer/applications/main.c     | 2 --
 bsp/stm32/stm32f410-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32f411-atk-nano/applications/main.c         | 2 --
 bsp/stm32/stm32f411-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32f411-weact-MiniF4/applications/main.c     | 2 --
 bsp/stm32/stm32f412-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32f413-st-nucleo/applications/main.c        | 3 +--
 bsp/stm32/stm32f427-robomaster-a/applications/main.c     | 2 --
 bsp/stm32/stm32f429-armfly-v6/applications/main.c        | 2 --
 bsp/stm32/stm32f429-atk-apollo/applications/main.c       | 2 --
 bsp/stm32/stm32f429-fire-challenger/applications/main.c  | 2 --
 bsp/stm32/stm32f429-st-disco/applications/main.c         | 2 --
 bsp/stm32/stm32f446-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32f469-st-disco/applications/main.c         | 2 --
 bsp/stm32/stm32f746-st-disco/applications/main.c         | 2 --
 bsp/stm32/stm32f767-atk-apollo/applications/main.c       | 2 --
 bsp/stm32/stm32f767-fire-challenger/applications/main.c  | 2 --
 bsp/stm32/stm32f767-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32f769-st-disco/applications/main.c         | 2 --
 bsp/stm32/stm32g070-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32g071-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32g431-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32h743-atk-apollo/applications/main.c       | 1 -
 bsp/stm32/stm32h743-st-nucleo/applications/main.c        | 1 -
 bsp/stm32/stm32h747-st-discovery/applications/main.c     | 1 -
 bsp/stm32/stm32h750-armfly-h7-tool/applications/main.c   | 1 -
 bsp/stm32/stm32h750-artpi-h750/applications/main.c       | 1 -
 bsp/stm32/stm32l010-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l053-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l412-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l431-BearPi/applications/main.c           | 2 --
 bsp/stm32/stm32l432-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l433-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l452-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l475-atk-pandora/applications/main.c      | 2 --
 bsp/stm32/stm32l475-st-discovery/applications/main.c     | 2 --
 bsp/stm32/stm32l476-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l496-ali-developer/applications/main.c    | 2 --
 bsp/stm32/stm32l496-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l4r5-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32l4r9-st-eval/applications/main.c          | 2 --
 bsp/stm32/stm32mp157a-st-discovery/applications/main.c   | 2 --
 bsp/stm32/stm32mp157a-st-ev1/applications/main.c         | 2 --
 bsp/stm32/stm32wb55-st-nucleo/applications/main.c        | 2 --
 bsp/stm32/stm32wl55-st-nucleo/applications/main.c        | 2 --
 60 files changed, 1 insertion(+), 114 deletions(-)

diff --git a/bsp/stm32/stm32f072-st-nucleo/applications/main.c b/bsp/stm32/stm32f072-st-nucleo/applications/main.c
index 88489a380c..1d48ded64d 100644
--- a/bsp/stm32/stm32f072-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f072-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED2_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f091-st-nucleo/applications/main.c b/bsp/stm32/stm32f091-st-nucleo/applications/main.c
index 6debd35f0b..61981d49b0 100644
--- a/bsp/stm32/stm32f091-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f091-st-nucleo/applications/main.c
@@ -27,7 +27,6 @@ int main(void)
         rt_pin_write(LED2_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-    return RT_EOK;
 }
 
 
diff --git a/bsp/stm32/stm32f103-atk-nano/applications/main.c b/bsp/stm32/stm32f103-atk-nano/applications/main.c
index 8b86d19f42..8569ce27bd 100644
--- a/bsp/stm32/stm32f103-atk-nano/applications/main.c
+++ b/bsp/stm32/stm32f103-atk-nano/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-atk-warshipv3/applications/main.c b/bsp/stm32/stm32f103-atk-warshipv3/applications/main.c
index 21591b27c9..8de9bd81e9 100644
--- a/bsp/stm32/stm32f103-atk-warshipv3/applications/main.c
+++ b/bsp/stm32/stm32f103-atk-warshipv3/applications/main.c
@@ -33,6 +33,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-blue-pill/applications/main.c b/bsp/stm32/stm32f103-blue-pill/applications/main.c
index 49c8857458..1fcf936a48 100644
--- a/bsp/stm32/stm32f103-blue-pill/applications/main.c
+++ b/bsp/stm32/stm32f103-blue-pill/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-dofly-M3S/applications/main.c b/bsp/stm32/stm32f103-dofly-M3S/applications/main.c
index bec9c16a1c..3101374062 100644
--- a/bsp/stm32/stm32f103-dofly-M3S/applications/main.c
+++ b/bsp/stm32/stm32f103-dofly-M3S/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-dofly-lyc8/applications/main.c b/bsp/stm32/stm32f103-dofly-lyc8/applications/main.c
index 7d6ee4fd8d..ce702bb417 100644
--- a/bsp/stm32/stm32f103-dofly-lyc8/applications/main.c
+++ b/bsp/stm32/stm32f103-dofly-lyc8/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-fire-arbitrary/applications/main.c b/bsp/stm32/stm32f103-fire-arbitrary/applications/main.c
index 2f87d8ba9c..e3078f4e82 100644
--- a/bsp/stm32/stm32f103-fire-arbitrary/applications/main.c
+++ b/bsp/stm32/stm32f103-fire-arbitrary/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-gizwits-gokitv21/applications/main.c b/bsp/stm32/stm32f103-gizwits-gokitv21/applications/main.c
index a14486afca..a2ffe21b45 100644
--- a/bsp/stm32/stm32f103-gizwits-gokitv21/applications/main.c
+++ b/bsp/stm32/stm32f103-gizwits-gokitv21/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED4_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-hw100k-ibox/applications/main.c b/bsp/stm32/stm32f103-hw100k-ibox/applications/main.c
index 9b5ca4b3a1..5ba5873b52 100644
--- a/bsp/stm32/stm32f103-hw100k-ibox/applications/main.c
+++ b/bsp/stm32/stm32f103-hw100k-ibox/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-onenet-nbiot/applications/main.c b/bsp/stm32/stm32f103-onenet-nbiot/applications/main.c
index 8b86d19f42..8569ce27bd 100644
--- a/bsp/stm32/stm32f103-onenet-nbiot/applications/main.c
+++ b/bsp/stm32/stm32f103-onenet-nbiot/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f103-yf-ufun/applications/main.c b/bsp/stm32/stm32f103-yf-ufun/applications/main.c
index 451ca36099..8f9c5c7a07 100644
--- a/bsp/stm32/stm32f103-yf-ufun/applications/main.c
+++ b/bsp/stm32/stm32f103-yf-ufun/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED3_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f107-uc-eval/applications/main.c b/bsp/stm32/stm32f107-uc-eval/applications/main.c
index 5ff9118958..9f1a27444d 100644
--- a/bsp/stm32/stm32f107-uc-eval/applications/main.c
+++ b/bsp/stm32/stm32f107-uc-eval/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f401-st-nucleo/applications/main.c b/bsp/stm32/stm32f401-st-nucleo/applications/main.c
index c4fc239753..d4200202ed 100644
--- a/bsp/stm32/stm32f401-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f401-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f405-smdz-breadfruit/applications/main.c b/bsp/stm32/stm32f405-smdz-breadfruit/applications/main.c
index 5fdff391d9..9f52445b11 100644
--- a/bsp/stm32/stm32f405-smdz-breadfruit/applications/main.c
+++ b/bsp/stm32/stm32f405-smdz-breadfruit/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f407-atk-explorer/applications/main.c b/bsp/stm32/stm32f407-atk-explorer/applications/main.c
index 897ea4e4c9..9fb7ebf153 100644
--- a/bsp/stm32/stm32f407-atk-explorer/applications/main.c
+++ b/bsp/stm32/stm32f407-atk-explorer/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f410-st-nucleo/applications/main.c b/bsp/stm32/stm32f410-st-nucleo/applications/main.c
index 796ed53fa1..0de22d3ffd 100644
--- a/bsp/stm32/stm32f410-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f410-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f411-atk-nano/applications/main.c b/bsp/stm32/stm32f411-atk-nano/applications/main.c
index c37fd1cdec..351b59dc19 100644
--- a/bsp/stm32/stm32f411-atk-nano/applications/main.c
+++ b/bsp/stm32/stm32f411-atk-nano/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f411-st-nucleo/applications/main.c b/bsp/stm32/stm32f411-st-nucleo/applications/main.c
index 95b3c77b36..9f36615507 100644
--- a/bsp/stm32/stm32f411-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f411-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f411-weact-MiniF4/applications/main.c b/bsp/stm32/stm32f411-weact-MiniF4/applications/main.c
index 178bef6ba6..f28cc62dd2 100644
--- a/bsp/stm32/stm32f411-weact-MiniF4/applications/main.c
+++ b/bsp/stm32/stm32f411-weact-MiniF4/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f412-st-nucleo/applications/main.c b/bsp/stm32/stm32f412-st-nucleo/applications/main.c
index 77417937d5..3bc5104ea7 100644
--- a/bsp/stm32/stm32f412-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f412-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f413-st-nucleo/applications/main.c b/bsp/stm32/stm32f413-st-nucleo/applications/main.c
index 442502550c..ddd672e739 100644
--- a/bsp/stm32/stm32f413-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f413-st-nucleo/applications/main.c
@@ -31,7 +31,6 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_HIGH);
         rt_thread_mdelay(500);
         rt_pin_write(LED1_PIN, PIN_LOW);
+        rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f427-robomaster-a/applications/main.c b/bsp/stm32/stm32f427-robomaster-a/applications/main.c
index 1e82d7634e..f63f29396c 100644
--- a/bsp/stm32/stm32f427-robomaster-a/applications/main.c
+++ b/bsp/stm32/stm32f427-robomaster-a/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f429-armfly-v6/applications/main.c b/bsp/stm32/stm32f429-armfly-v6/applications/main.c
index d964d95335..152a11bab1 100644
--- a/bsp/stm32/stm32f429-armfly-v6/applications/main.c
+++ b/bsp/stm32/stm32f429-armfly-v6/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         HC574_SetPin(LED1,0);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f429-atk-apollo/applications/main.c b/bsp/stm32/stm32f429-atk-apollo/applications/main.c
index 3a41980f00..609b4e63b4 100644
--- a/bsp/stm32/stm32f429-atk-apollo/applications/main.c
+++ b/bsp/stm32/stm32f429-atk-apollo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f429-fire-challenger/applications/main.c b/bsp/stm32/stm32f429-fire-challenger/applications/main.c
index 457ec11f24..27c28e0cb2 100644
--- a/bsp/stm32/stm32f429-fire-challenger/applications/main.c
+++ b/bsp/stm32/stm32f429-fire-challenger/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f429-st-disco/applications/main.c b/bsp/stm32/stm32f429-st-disco/applications/main.c
index f28b0c70cb..48f43fd6fa 100644
--- a/bsp/stm32/stm32f429-st-disco/applications/main.c
+++ b/bsp/stm32/stm32f429-st-disco/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f446-st-nucleo/applications/main.c b/bsp/stm32/stm32f446-st-nucleo/applications/main.c
index cad622b154..b419a79449 100644
--- a/bsp/stm32/stm32f446-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f446-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED2_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f469-st-disco/applications/main.c b/bsp/stm32/stm32f469-st-disco/applications/main.c
index 03fc02fffc..e5a331ad8c 100644
--- a/bsp/stm32/stm32f469-st-disco/applications/main.c
+++ b/bsp/stm32/stm32f469-st-disco/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f746-st-disco/applications/main.c b/bsp/stm32/stm32f746-st-disco/applications/main.c
index 11497a85c3..d98649e9c6 100644
--- a/bsp/stm32/stm32f746-st-disco/applications/main.c
+++ b/bsp/stm32/stm32f746-st-disco/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f767-atk-apollo/applications/main.c b/bsp/stm32/stm32f767-atk-apollo/applications/main.c
index 7a7438d1b6..bec589c403 100644
--- a/bsp/stm32/stm32f767-atk-apollo/applications/main.c
+++ b/bsp/stm32/stm32f767-atk-apollo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f767-fire-challenger/applications/main.c b/bsp/stm32/stm32f767-fire-challenger/applications/main.c
index 524c000ac5..3570c667c9 100644
--- a/bsp/stm32/stm32f767-fire-challenger/applications/main.c
+++ b/bsp/stm32/stm32f767-fire-challenger/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f767-st-nucleo/applications/main.c b/bsp/stm32/stm32f767-st-nucleo/applications/main.c
index e7ae8dd7ed..e270c27a91 100644
--- a/bsp/stm32/stm32f767-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32f767-st-nucleo/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32f769-st-disco/applications/main.c b/bsp/stm32/stm32f769-st-disco/applications/main.c
index 17a86ceb17..396afa994a 100644
--- a/bsp/stm32/stm32f769-st-disco/applications/main.c
+++ b/bsp/stm32/stm32f769-st-disco/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32g070-st-nucleo/applications/main.c b/bsp/stm32/stm32g070-st-nucleo/applications/main.c
index b205d8c186..a438b9e67d 100644
--- a/bsp/stm32/stm32g070-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32g070-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32g071-st-nucleo/applications/main.c b/bsp/stm32/stm32g071-st-nucleo/applications/main.c
index b205d8c186..a438b9e67d 100644
--- a/bsp/stm32/stm32g071-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32g071-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32g431-st-nucleo/applications/main.c b/bsp/stm32/stm32g431-st-nucleo/applications/main.c
index 6d2bf2da24..5524d24935 100644
--- a/bsp/stm32/stm32g431-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32g431-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED2_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32h743-atk-apollo/applications/main.c b/bsp/stm32/stm32h743-atk-apollo/applications/main.c
index ef4f783aa6..c52580b1b1 100644
--- a/bsp/stm32/stm32h743-atk-apollo/applications/main.c
+++ b/bsp/stm32/stm32h743-atk-apollo/applications/main.c
@@ -27,5 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32h743-st-nucleo/applications/main.c b/bsp/stm32/stm32h743-st-nucleo/applications/main.c
index 062f6d352b..ef1884d3bc 100644
--- a/bsp/stm32/stm32h743-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32h743-st-nucleo/applications/main.c
@@ -27,5 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32h747-st-discovery/applications/main.c b/bsp/stm32/stm32h747-st-discovery/applications/main.c
index e4bf0fdf5d..2a91e93091 100644
--- a/bsp/stm32/stm32h747-st-discovery/applications/main.c
+++ b/bsp/stm32/stm32h747-st-discovery/applications/main.c
@@ -27,5 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32h750-armfly-h7-tool/applications/main.c b/bsp/stm32/stm32h750-armfly-h7-tool/applications/main.c
index b30b930b71..90a52049e4 100644
--- a/bsp/stm32/stm32h750-armfly-h7-tool/applications/main.c
+++ b/bsp/stm32/stm32h750-armfly-h7-tool/applications/main.c
@@ -27,5 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32h750-artpi-h750/applications/main.c b/bsp/stm32/stm32h750-artpi-h750/applications/main.c
index 58a1949abe..d4b0bb98a6 100644
--- a/bsp/stm32/stm32h750-artpi-h750/applications/main.c
+++ b/bsp/stm32/stm32h750-artpi-h750/applications/main.c
@@ -27,5 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l010-st-nucleo/applications/main.c b/bsp/stm32/stm32l010-st-nucleo/applications/main.c
index b205d8c186..a438b9e67d 100644
--- a/bsp/stm32/stm32l010-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l010-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l053-st-nucleo/applications/main.c b/bsp/stm32/stm32l053-st-nucleo/applications/main.c
index b205d8c186..a438b9e67d 100644
--- a/bsp/stm32/stm32l053-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l053-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l412-st-nucleo/applications/main.c b/bsp/stm32/stm32l412-st-nucleo/applications/main.c
index 1f4f98a18d..296c33d352 100644
--- a/bsp/stm32/stm32l412-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l412-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LD4_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l431-BearPi/applications/main.c b/bsp/stm32/stm32l431-BearPi/applications/main.c
index 9da51ac6b9..b5409814f6 100644
--- a/bsp/stm32/stm32l431-BearPi/applications/main.c
+++ b/bsp/stm32/stm32l431-BearPi/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l432-st-nucleo/applications/main.c b/bsp/stm32/stm32l432-st-nucleo/applications/main.c
index a74219c21a..d3654159d8 100644
--- a/bsp/stm32/stm32l432-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l432-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l433-st-nucleo/applications/main.c b/bsp/stm32/stm32l433-st-nucleo/applications/main.c
index 20e26de5e0..93992725f1 100644
--- a/bsp/stm32/stm32l433-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l433-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l452-st-nucleo/applications/main.c b/bsp/stm32/stm32l452-st-nucleo/applications/main.c
index 6d2bf2da24..5524d24935 100644
--- a/bsp/stm32/stm32l452-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l452-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED2_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l475-atk-pandora/applications/main.c b/bsp/stm32/stm32l475-atk-pandora/applications/main.c
index a0db7f7a23..7410e0463e 100644
--- a/bsp/stm32/stm32l475-atk-pandora/applications/main.c
+++ b/bsp/stm32/stm32l475-atk-pandora/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l475-st-discovery/applications/main.c b/bsp/stm32/stm32l475-st-discovery/applications/main.c
index 419748d994..c0c25b6705 100644
--- a/bsp/stm32/stm32l475-st-discovery/applications/main.c
+++ b/bsp/stm32/stm32l475-st-discovery/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l476-st-nucleo/applications/main.c b/bsp/stm32/stm32l476-st-nucleo/applications/main.c
index db859c5b0a..2c204ae916 100644
--- a/bsp/stm32/stm32l476-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l476-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l496-ali-developer/applications/main.c b/bsp/stm32/stm32l496-ali-developer/applications/main.c
index 7837b32e1f..1d40627d3c 100644
--- a/bsp/stm32/stm32l496-ali-developer/applications/main.c
+++ b/bsp/stm32/stm32l496-ali-developer/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l496-st-nucleo/applications/main.c b/bsp/stm32/stm32l496-st-nucleo/applications/main.c
index fc5173819f..6c19612f99 100644
--- a/bsp/stm32/stm32l496-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l496-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED2_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l4r5-st-nucleo/applications/main.c b/bsp/stm32/stm32l4r5-st-nucleo/applications/main.c
index c916e2e682..845e68f25f 100644
--- a/bsp/stm32/stm32l4r5-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32l4r5-st-nucleo/applications/main.c
@@ -32,6 +32,4 @@ int main(void)
         rt_pin_write(LED_RUN_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32l4r9-st-eval/applications/main.c b/bsp/stm32/stm32l4r9-st-eval/applications/main.c
index 431af5fcdf..ea49f25f87 100644
--- a/bsp/stm32/stm32l4r9-st-eval/applications/main.c
+++ b/bsp/stm32/stm32l4r9-st-eval/applications/main.c
@@ -28,6 +28,4 @@ int main(void)
         rt_pin_write(LED0_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32mp157a-st-discovery/applications/main.c b/bsp/stm32/stm32mp157a-st-discovery/applications/main.c
index 39d87173fc..b5425e474b 100644
--- a/bsp/stm32/stm32mp157a-st-discovery/applications/main.c
+++ b/bsp/stm32/stm32mp157a-st-discovery/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED7_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32mp157a-st-ev1/applications/main.c b/bsp/stm32/stm32mp157a-st-ev1/applications/main.c
index 5c14a7f8a4..71f2ba733a 100644
--- a/bsp/stm32/stm32mp157a-st-ev1/applications/main.c
+++ b/bsp/stm32/stm32mp157a-st-ev1/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED4_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32wb55-st-nucleo/applications/main.c b/bsp/stm32/stm32wb55-st-nucleo/applications/main.c
index cdc8b312f4..b4a71ebc08 100644
--- a/bsp/stm32/stm32wb55-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32wb55-st-nucleo/applications/main.c
@@ -27,6 +27,4 @@ int main(void)
         rt_pin_write(LED1_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
diff --git a/bsp/stm32/stm32wl55-st-nucleo/applications/main.c b/bsp/stm32/stm32wl55-st-nucleo/applications/main.c
index 9b54d7b2ec..9d38020849 100644
--- a/bsp/stm32/stm32wl55-st-nucleo/applications/main.c
+++ b/bsp/stm32/stm32wl55-st-nucleo/applications/main.c
@@ -29,6 +29,4 @@ int main(void)
         rt_pin_write(LED_BLUE_PIN, PIN_LOW);
         rt_thread_mdelay(500);
     }
-
-    return RT_EOK;
 }
-- 
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