diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h
index 0ec01294b063c0cc323e49d45e4d4a46b6fc2a86..2354c870a63a1f8eb06bcce96d7036b767bb0497 100644
--- a/arch/mips/include/asm/irq.h
+++ b/arch/mips/include/asm/irq.h
@@ -18,7 +18,6 @@
 
 static inline void irq_dispose_mapping(unsigned int virq)
 {
-	return;
 }
 
 #ifdef CONFIG_I8259
diff --git a/arch/mips/include/asm/mach-generic/dma-coherence.h b/arch/mips/include/asm/mach-generic/dma-coherence.h
index 8da98073e952154cf0e1107fff4060b9ad780ec6..9c95177f7a7e04bde7771cf5b7c8204753a57e9b 100644
--- a/arch/mips/include/asm/mach-generic/dma-coherence.h
+++ b/arch/mips/include/asm/mach-generic/dma-coherence.h
@@ -49,7 +49,6 @@ static inline int plat_dma_supported(struct device *dev, u64 mask)
 
 static inline void plat_extra_sync_for_device(struct device *dev)
 {
-	return;
 }
 
 static inline int plat_dma_mapping_error(struct device *dev,
diff --git a/arch/mips/include/asm/mach-ip27/dma-coherence.h b/arch/mips/include/asm/mach-ip27/dma-coherence.h
index 016d0989b141355e9205c55a18be9b573e5875df..06c441968e6ed4fcb31f6c71f506063d198bfb28 100644
--- a/arch/mips/include/asm/mach-ip27/dma-coherence.h
+++ b/arch/mips/include/asm/mach-ip27/dma-coherence.h
@@ -60,7 +60,6 @@ static inline int plat_dma_supported(struct device *dev, u64 mask)
 
 static inline void plat_extra_sync_for_device(struct device *dev)
 {
-	return;
 }
 
 static inline int plat_dma_mapping_error(struct device *dev,
diff --git a/arch/mips/include/asm/mach-jazz/dma-coherence.h b/arch/mips/include/asm/mach-jazz/dma-coherence.h
index 302101b54acb1e72d47ec080b71f126d44b7c9c0..9fc1e9ad7038879840d73fc142d7a88b4ebde218 100644
--- a/arch/mips/include/asm/mach-jazz/dma-coherence.h
+++ b/arch/mips/include/asm/mach-jazz/dma-coherence.h
@@ -50,7 +50,6 @@ static inline int plat_dma_supported(struct device *dev, u64 mask)
 
 static inline void plat_extra_sync_for_device(struct device *dev)
 {
-	return;
 }
 
 static inline int plat_dma_mapping_error(struct device *dev,
diff --git a/arch/mips/include/asm/mach-loongson/dma-coherence.h b/arch/mips/include/asm/mach-loongson/dma-coherence.h
index 981c75f91a7db42fb79c7ef8573668056ab811d5..e1433055fe98b5f6e876313bbdb98b23a2021e75 100644
--- a/arch/mips/include/asm/mach-loongson/dma-coherence.h
+++ b/arch/mips/include/asm/mach-loongson/dma-coherence.h
@@ -55,7 +55,6 @@ static inline int plat_dma_supported(struct device *dev, u64 mask)
 
 static inline void plat_extra_sync_for_device(struct device *dev)
 {
-	return;
 }
 
 static inline int plat_dma_mapping_error(struct device *dev,
diff --git a/arch/mips/include/asm/mach-powertv/dma-coherence.h b/arch/mips/include/asm/mach-powertv/dma-coherence.h
index a8e72cf1214202519971c31a7da0d17e374d0ab1..62c094085947db735ba4e2390094db048d1fee3b 100644
--- a/arch/mips/include/asm/mach-powertv/dma-coherence.h
+++ b/arch/mips/include/asm/mach-powertv/dma-coherence.h
@@ -102,7 +102,6 @@ static inline int plat_dma_supported(struct device *dev, u64 mask)
 
 static inline void plat_extra_sync_for_device(struct device *dev)
 {
-	return;
 }
 
 static inline int plat_dma_mapping_error(struct device *dev,
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index bb133d10b14566470ca8cd9bfb823126198076fc..ebc0cd20b35d612a1265a69cb1fb433d89bb41ae 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -71,7 +71,6 @@ void r4k_wait_irqoff(void)
 	local_irq_enable();
 	__asm__(" 	.globl __pastwait	\n"
 		"__pastwait:			\n");
-	return;
 }
 
 /*
diff --git a/arch/mips/kernel/perf_event.c b/arch/mips/kernel/perf_event.c
index a8244854d3dc623f99a4a4d1a2de0d0950153459..ff1840f8e764ae42803fc6335ad2ef43041fdcd6 100644
--- a/arch/mips/kernel/perf_event.c
+++ b/arch/mips/kernel/perf_event.c
@@ -192,8 +192,6 @@ static void mipspmu_event_update(struct perf_event *event,
 
 	local64_add(delta, &event->count);
 	local64_sub(delta, &hwc->period_left);
-
-	return;
 }
 
 static void mipspmu_start(struct perf_event *event, int flags)
diff --git a/arch/mips/loongson/lemote-2f/ec_kb3310b.c b/arch/mips/loongson/lemote-2f/ec_kb3310b.c
index 64057244eec549b732fdc4e550e2388cf54c013a..2b666d3a3947d5baa81731ab4349a04c54b25023 100644
--- a/arch/mips/loongson/lemote-2f/ec_kb3310b.c
+++ b/arch/mips/loongson/lemote-2f/ec_kb3310b.c
@@ -45,8 +45,6 @@ void ec_write(unsigned short addr, unsigned char val)
 	/*  flush the write action */
 	inb(EC_IO_PORT_DATA);
 	spin_unlock_irqrestore(&index_access_lock, flags);
-
-	return;
 }
 EXPORT_SYMBOL_GPL(ec_write);
 
diff --git a/arch/mips/nxp/pnx8550/common/setup.c b/arch/mips/nxp/pnx8550/common/setup.c
index 64246c9c875c51d09e5c3861ca0e6f1096d50ac5..71adac323323916efded6bad4489a7dcc327d102 100644
--- a/arch/mips/nxp/pnx8550/common/setup.c
+++ b/arch/mips/nxp/pnx8550/common/setup.c
@@ -140,6 +140,4 @@ void __init plat_mem_setup(void)
 			PNX8XXX_UART_LCR_8BIT;
 		ip3106_baud(UART_BASE, pnx8550_console_port) = 5;
 	}
-
-	return;
 }
diff --git a/arch/mips/pnx8550/common/setup.c b/arch/mips/pnx8550/common/setup.c
index 43cb3945fdbfffb8b355789e237a9b27df21abef..fccd6b0c6d3f8de7c61b3795b5e095e36d79bdf0 100644
--- a/arch/mips/pnx8550/common/setup.c
+++ b/arch/mips/pnx8550/common/setup.c
@@ -139,6 +139,4 @@ void __init plat_mem_setup(void)
 			PNX8XXX_UART_LCR_8BIT;
 		ip3106_baud(UART_BASE, pnx8550_console_port) = 5;
 	}
-
-	return;
 }