diff --git a/interfaces/innerkits/fs_manager/fstab_mount.c b/interfaces/innerkits/fs_manager/fstab_mount.c
index 2b1ddc0f201e3cc4b8b2fb19401a4e5c5ba338cc..f39d7c536450b790e9c75a40ef8a2a6ed17bcf90 100755
--- a/interfaces/innerkits/fs_manager/fstab_mount.c
+++ b/interfaces/innerkits/fs_manager/fstab_mount.c
@@ -796,8 +796,8 @@ int MountOneWithFstabFile(const char *fstabFile, const char *devName, bool requi
         rc = HvbDmVerityinit(fstab);
         if (rc != 0) {
             BEGET_LOGE("set dm_verity init, ret = 0x%x", rc);
-			ReleaseFstab(fstab);
-			fstab = NULL;
+            ReleaseFstab(fstab);
+            fstab = NULL;
             return rc;
         }
     }
diff --git a/test/unittest/remount/remount_overlay_unittest.cpp b/test/unittest/remount/remount_overlay_unittest.cpp
index 956d28ae8439d58af18514a2da2b6ddd3fb5a7b8..c939e066007b32b0ae33777859bcd68a8cc4c3da 100644
--- a/test/unittest/remount/remount_overlay_unittest.cpp
+++ b/test/unittest/remount/remount_overlay_unittest.cpp
@@ -45,25 +45,25 @@ HWTEST_F(RemountOverlayUnitTest, Init_IsSkipRemountTest_001, TestSize.Level0)
     bool ret = IsSkipRemount(mentry);
     EXPECT_EQ(ret, true);
 
-    strcpy(mentry.mnt_type, "ufs");
-    strcpy(mentry.mnt_dir, "test");
+    snprintf(mentry.mnt_type, sizeof(mentry.mnt_type), "%s", "ufs");
+    snprintf(mentry.mnt_dir, sizeof(mentry.mnt_dir), "%s", "test");
     ret = IsSkipRemount(mentry);
     EXPECT_EQ(ret, true);
 
-    strcpy(mentry.mnt_dir, "/");
+    snprintf(mentry.mnt_dir, sizeof(mentry.mnt_dir), "%s", "/");
     ret = IsSkipRemount(mentry);
     EXPECT_EQ(ret, true);
 
-    strcpy(mentry.mnt_type, "er11ofs");
+    snprintf(mentry.mnt_type, sizeof(mentry.mnt_type), "%s", "er11ofs");
     ret = IsSkipRemount(mentry);
     EXPECT_EQ(ret, true);
 
-    strcpy(mentry.mnt_type, "erofs");
-    strcpy(mentry.mnt_fsname, "/dev/block/ndm-");
+    snprintf(mentry.mnt_type, sizeof(mentry.mnt_type), "%s", "erofs");
+    snprintf(mentry.mnt_fsname, sizeof(mentry.mnt_fsname), "%s", "/dev/block/ndm-");
     ret = IsSkipRemount(mentry);
     EXPECT_EQ(ret, true);
 
-    strcpy(mentry.mnt_fsname, "/dev/block/dm-1");
+    snprintf(mentry.mnt_fsname, sizeof(mentry.mnt_fsname), "%s", "/dev/block/dm-1");
     ret = IsSkipRemount(mentry);
     EXPECT_EQ(ret, false);
 }