diff --git a/components/dynlink/los_dynlink.c b/components/dynlink/los_dynlink.c
index f62b1b4f..daeba81f 100644
--- a/components/dynlink/los_dynlink.c
+++ b/components/dynlink/los_dynlink.c
@@ -796,13 +796,13 @@ VOID *LOS_SoLoad(const CHAR *fileName, VOID *pool)
     return dso;
 
 ERR2:
-    LOS_MemFree(dso->pool, (VOID *)dso->loadBase);
+    (VOID)LOS_MemFree(dso->pool, (VOID *)dso->loadBase);
 ERR1:
     close(dso->fd);
     (VOID)LOS_MuxPost(g_dynlinkMux);
-    LOS_MemFree(OS_SYS_MEM_ADDR, dso->dlInfo->elfPhdr);
-    LOS_MemFree(OS_SYS_MEM_ADDR, dso->dlInfo);
-    LOS_MemFree(OS_SYS_MEM_ADDR, dso);
+    (VOID)LOS_MemFree(OS_SYS_MEM_ADDR, dso->dlInfo->elfPhdr);
+    (VOID)LOS_MemFree(OS_SYS_MEM_ADDR, dso->dlInfo);
+    (VOID)LOS_MemFree(OS_SYS_MEM_ADDR, dso);
     return NULL;
 }
 
@@ -902,9 +902,12 @@ INT32 LOS_SoUnload(VOID *handle)
     LOS_ListDelete(&dso->dsoNode);
     (VOID)LOS_MuxPost(g_dynlinkMux);
 
-    LOS_MemFree(dso->pool, (VOID *)dso->loadBase);
-    LOS_MemFree(OS_SYS_MEM_ADDR, dso->dlInfo);
-    LOS_MemFree(OS_SYS_MEM_ADDR, dso);
+    (VOID)LOS_MemFree(dso->pool, (VOID *)dso->loadBase);
+    if (dso->dlInfo != NULL) {
+        (VOID)LOS_MemFree(OS_SYS_MEM_ADDR, dso->dlInfo->elfPhdr);
+    }
+    (VOID)LOS_MemFree(OS_SYS_MEM_ADDR, dso->dlInfo);
+    (VOID)LOS_MemFree(OS_SYS_MEM_ADDR, dso);
 
     return LOS_OK;
 ERR:
diff --git a/components/shell/src/cmds/vfs_shellcmd.c b/components/shell/src/cmds/vfs_shellcmd.c
index fe9efca8..9210e3c5 100755
--- a/components/shell/src/cmds/vfs_shellcmd.c
+++ b/components/shell/src/cmds/vfs_shellcmd.c
@@ -209,6 +209,7 @@ VOID OsLs(const CHAR *pathname)
             }
         } while (pdirent != NULL);
 
+        free(path);
         (VOID)closedir(d);
     }
 }