fix: 3.0 LTS 告警清零

【背景】
3.0 LTS 经过扫描有一些告警需要清理

【修改方案】
在需要的地方添加了强制类型转换

【影响】
对现有的产品编译不会有影响。

re #I4UZW3

Signed-off-by: yinjiaming <yinjiaming@huawei.com>
Change-Id: I1f9cd16293b649ea9f9b3c4d3d02b1bfe95114e2

arch/arm/arm/src/strncpy_from_user.c

@@ -46,7 +46,7 @@ INT32 LOS_StrncpyFromUser(CHAR *dst, const CHAR *src, INT32 count)
     }
 
     maxCount = (LOS_IsUserAddressRange((VADDR_T)(UINTPTR)src, (size_t)count)) ? \
-                count : (USER_ASPACE_TOP_MAX - (UINTPTR)src);
+                count : (INT32)(USER_ASPACE_TOP_MAX - (UINTPTR)src);
 
     for (i = 0; i < maxCount; ++i) {
         if (LOS_GetUser(&character, src + offset) != LOS_OK) {

fs/vfs/operation/vfs_fallocate64.c

@@ -134,7 +134,7 @@ int fallocate64(int fd, int mode, off64_t offset, off64_t len)
         return VFS_ERROR;
       }
 
-    if (filep->f_oflags & O_DIRECTORY)
+    if ((unsigned int)filep->f_oflags & O_DIRECTORY)
       {
         set_errno(EBADF);
         return VFS_ERROR;

kernel/extended/liteipc/hm_liteipc.c

@@ -1216,12 +1216,12 @@ LITE_OS_SEC_TEXT int LiteIpcIoctl(struct file *filep, int cmd, unsigned long arg
             }
             ret = LiteIpcMsgHandle((IpcContent *)(UINTPTR)arg);
             if (ret != LOS_OK) {
-                return ret;
+                return (int)ret;
             }
             break;
         default:
             PRINT_ERR("Unknow liteipc ioctl cmd:%d\n", cmd);
             return -EINVAL;
     }
-    return ret;
+    return (int)ret;
 }

platform/los_hilog.c

@@ -148,7 +148,7 @@ static int HiLogBufferCopy(unsigned char *dst, unsigned dstLen, unsigned char *s
 
 static int HiLogReadRingBuffer(unsigned char *buffer, size_t bufLen)
 {
-    size_t retval;
+    int retval;
     size_t bufLeft = HILOG_BUFFER - g_hiLogDev.headOffset;
     if (bufLeft > bufLen) {
         retval = HiLogBufferCopy(buffer, bufLen, HiLogBufferHead(), bufLen);