diff --git a/arch/risc-v/riscv32/gcc/los_arch_atomic.h b/arch/risc-v/riscv32/gcc/los_arch_atomic.h
index 5f409a20690e10071a211b561833ae1b627c56e6..8703d6a2c355fad26b97cbc42f9ebb65422e0298 100644
--- a/arch/risc-v/riscv32/gcc/los_arch_atomic.h
+++ b/arch/risc-v/riscv32/gcc/los_arch_atomic.h
@@ -33,6 +33,7 @@
 #define _LOS_ARCH_ATOMIC_H
 
 #include "los_compiler.h"
+#include "los_interrupt.h"
 
 #ifdef __cplusplus
 #if __cplusplus
diff --git a/components/net/lwip-2.1/porting/src/api_shell.c b/components/net/lwip-2.1/porting/src/api_shell.c
index a4fa779cb1100124c6578a986b4623c6d924b5f7..a02b6ac315cdbf2eeb7caa7b5295d02a8bf24f58 100644
--- a/components/net/lwip-2.1/porting/src/api_shell.c
+++ b/components/net/lwip-2.1/porting/src/api_shell.c
@@ -222,13 +222,6 @@ u32_t lwip_ifconfig(int argc, const char **argv)
     static struct ifconfig_option ifconfig_cmd;
     err_t ret;
 
-#if LWIP_STATS
-    u32_t stat_err_cnt;
-    u32_t stat_drop_cnt;
-    u32_t stat_rx_or_tx_cnt;
-    u32_t stat_rx_or_tx_bytes;
-#endif
-
     (void)memset_s(&ifconfig_cmd, sizeof(ifconfig_cmd), 0, sizeof(ifconfig_cmd));
     if (sys_sem_new(&ifconfig_cmd.cb_completed, 0) != ERR_OK) {
         PRINTK("%s: sys_sem_new fail\n", __FUNCTION__);
diff --git a/components/net/lwip-2.1/porting/src/sys_arch.c b/components/net/lwip-2.1/porting/src/sys_arch.c
index 1efdafc9fcef153f29dd68ef93d821ccd4e5bd2b..1378e1345d4cba5a18a7968fbeb9900156a0a414 100644
--- a/components/net/lwip-2.1/porting/src/sys_arch.c
+++ b/components/net/lwip-2.1/porting/src/sys_arch.c
@@ -36,7 +36,6 @@
 #include <los_queue.h>
 #include <los_sem.h>
 #include <los_mux.h>
-#include <los_tick.h>
 #include <los_config.h>
 
 #ifndef LOSCFG_KERNEL_SMP
@@ -150,7 +149,7 @@ err_t sys_mbox_new(sys_mbox_t *mbox, int size)
     }
 
     CHAR qName[] = "lwIP";
-    UINT32 ret = LOS_QueueCreate(qName, (UINT16)size, mbox, 0, sizeof(void *));
+    UINT32 ret = LOS_QueueCreate(qName, (UINT16)size, (UINT32 *)mbox, 0, sizeof(void *));
     switch (ret) {
         case LOS_OK:
             return ERR_OK;
@@ -293,7 +292,7 @@ err_t sys_sem_new(sys_sem_t *sem, u8_t count)
         return ERR_ARG;
     }
 
-    UINT32 ret = LOS_SemCreate(count, sem);
+    UINT32 ret = LOS_SemCreate(count, (UINT32 *)(sem));
     if (ret != LOS_OK) {
         return ERR_ARG;
     }
@@ -368,7 +367,7 @@ err_t sys_mutex_new(sys_mutex_t *mutex)
         return ERR_ARG;
     }
 
-    UINT32 ret = LOS_MuxCreate(mutex);
+    UINT32 ret = LOS_MuxCreate((UINT32 *)mutex);
     if (ret != LOS_OK) {
         return ERR_ARG;
     }
diff --git a/components/shell/src/cmds/fullpath.c b/components/shell/src/cmds/fullpath.c
index f98a734a439d873dc84eccfd0208245bb57ae1dd..b5a01a121b58ec83cecc68812c27700de36c4071 100644
--- a/components/shell/src/cmds/fullpath.c
+++ b/components/shell/src/cmds/fullpath.c
@@ -203,14 +203,14 @@ STATIC CHAR *VfsNormalizeFullpath(const CHAR *directory, const CHAR *filename, C
     CHAR *fullpath = NULL;
 
     if (filename[0] != '/') {
-        /* not a absolute path */
+        /* not an absolute path */
 
         fullpath = VfsNotAbsolutePath(directory, filename, pathname, namelen);
         if (fullpath == NULL) {
             return (CHAR *)NULL;
         }
     } else {
-        /* it's a absolute path, use it directly */
+        /* it's an absolute path, use it directly */
 
         fullpath = strdup(filename); /* copy string */
         if (fullpath == NULL) {
diff --git a/kernel/src/los_queue.c b/kernel/src/los_queue.c
index acb94bbcbc808dec0f595700df4a923b98588ee8..63faefe4407e9e095bae52c7c34f4d353e085243 100644
--- a/kernel/src/los_queue.c
+++ b/kernel/src/los_queue.c
@@ -492,7 +492,7 @@ LITE_OS_SEC_TEXT VOID *OsQueueMailAlloc(UINT32 queueID, VOID *mailPool, UINT32 t
             runTsk->taskStatus &= (~OS_TASK_STATUS_TIMEOUT);
             goto END;
         } else {
-            /* When enters the current branch, means the current task already got a available membox,
+            /* When enters the current branch, means the current task already got an available membox,
              * so the runTsk->msg can not be NULL.
              */
             mem = runTsk->msg;
diff --git a/kernel/src/los_sched.c b/kernel/src/los_sched.c
index ed6a6f123a3ca2ec0a11f436b0b3f62c8f7481d3..cdc05ab8a7cb8db2d8f27150c895b61c11b3f479 100644
--- a/kernel/src/los_sched.c
+++ b/kernel/src/los_sched.c
@@ -87,7 +87,7 @@ STATIC INLINE VOID OsTimeSliceUpdate(LosTaskCB *taskCB, UINT64 currTime)
 
 STATIC INLINE VOID OsSchedSetNextExpireTime(UINT32 responseID, UINT64 taskEndTime)
 {
-    UINT64 nextResponseTime = 0;
+    UINT64 nextResponseTime;
     BOOL isTimeSlice = FALSE;
 
     UINT64 currTime = OsGetCurrSchedTimeCycle();
diff --git a/testsuites/sample/kernel/swtmr/It_los_swtmr_040.c b/testsuites/sample/kernel/swtmr/It_los_swtmr_040.c
index 6d094ae3374ab023b3cc5bd38b1aaacfc4b8047f..ef34ff2e82f761cd7d96175662f18a78706e58b7 100644
--- a/testsuites/sample/kernel/swtmr/It_los_swtmr_040.c
+++ b/testsuites/sample/kernel/swtmr/It_los_swtmr_040.c
@@ -68,7 +68,7 @@ static UINT32 Testcase(VOID)
 
     g_testCount1 = 0;
     // 1, Timeout interval of a periodic software timer.
-    ret = LOS_SwtmrCreate(1, LOS_SWTMR_MODE_PERIOD, (SWTMR_PROC_FUNC)Case2, &g_swtmrId1, &irqParam
+    ret = LOS_SwtmrCreate(1, LOS_SWTMR_MODE_PERIOD, (SWTMR_PROC_FUNC)Case2, &g_swtmrId1, (UINT32)&irqParam
 #if (LOSCFG_BASE_CORE_SWTMR_ALIGN == 1)
         , OS_SWTMR_ROUSES_ALLOW, OS_SWTMR_ALIGN_INSENSITIVE
 #endif
diff --git a/testsuites/sample/kernel/swtmr/It_los_swtmr_041.c b/testsuites/sample/kernel/swtmr/It_los_swtmr_041.c
index bb3beabe7d3d1786570ac2dbfa4aba22d48fb263..f4aa5dea8d6bb457022171aa262b346084bd3716 100644
--- a/testsuites/sample/kernel/swtmr/It_los_swtmr_041.c
+++ b/testsuites/sample/kernel/swtmr/It_los_swtmr_041.c
@@ -82,14 +82,14 @@ static UINT32 Testcase(VOID)
 
     TestHwiClear(HWI_NUM_TEST);
     // 10, Timeout interval of a periodic software timer.
-    ret = LOS_SwtmrCreate(10, LOS_SWTMR_MODE_ONCE, (SWTMR_PROC_FUNC)Case3, &g_swtmrId1, &irqParam
+    ret = LOS_SwtmrCreate(10, LOS_SWTMR_MODE_ONCE, (SWTMR_PROC_FUNC)Case3, &g_swtmrId1, (UINT32)&irqParam
 #if (LOSCFG_BASE_CORE_SWTMR_ALIGN == 1)
         , OS_SWTMR_ROUSES_ALLOW, OS_SWTMR_ALIGN_INSENSITIVE
 #endif
     );
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
     // 20, Timeout interval of a periodic software timer.
-    ret = LOS_SwtmrCreate(20, LOS_SWTMR_MODE_PERIOD, (SWTMR_PROC_FUNC)Case2, &g_swtmrId2, &irqParam
+    ret = LOS_SwtmrCreate(20, LOS_SWTMR_MODE_PERIOD, (SWTMR_PROC_FUNC)Case2, &g_swtmrId2, (UINT32)&irqParam
 #if (LOSCFG_BASE_CORE_SWTMR_ALIGN == 1)
         , OS_SWTMR_ROUSES_ALLOW, OS_SWTMR_ALIGN_INSENSITIVE
 #endif
diff --git a/testsuites/unittest/fuzz/src/socket/net_fuzz.c b/testsuites/unittest/fuzz/src/socket/net_fuzz.c
index ad688d7c09a3e661b90ff33ab9ba2dedfceb8140..301e371b105b29aa49a0c721d215d46660c7eac2 100644
--- a/testsuites/unittest/fuzz/src/socket/net_fuzz.c
+++ b/testsuites/unittest/fuzz/src/socket/net_fuzz.c
@@ -263,6 +263,7 @@ static void *SampleTcpClient()
     /* send */
     ret = memset_s(buf, sizeof(buf), 0, BUF_SIZE);
     if (err != EOK) {
+        close(sfd);
         return (void *)(intptr_t)ret;
     }
     (void)strcpy_s(buf, sizeof(buf), CLI_MSG);
diff --git a/utils/los_error.c b/utils/los_error.c
index 0b783b3deb72b8ab9841995b36fd740db147f8a6..b8792c89938d7091c04f7eebf6e3b0301abaa015 100644
--- a/utils/los_error.c
+++ b/utils/los_error.c
@@ -52,7 +52,6 @@ LITE_OS_SEC_TEXT_INIT UINT32 LOS_ErrHandle(CHAR  *fileName,
                                            UINT32 paraLen,
                                            VOID  *para)
 {
-
     if (g_userErrFunc.pfnHook != NULL) {
         g_userErrFunc.pfnHook(fileName, lineNo, errorNo, paraLen, para);
     }