diff --git a/osal/include/osal_uaccess.h b/osal/include/osal_uaccess.h
index 47892959b252fb965f0a90315c9250ad670c59eb..01023c2a773ae397b11a50da8c1df3d2b2c879d7 100644
--- a/osal/include/osal_uaccess.h
+++ b/osal/include/osal_uaccess.h
@@ -26,12 +26,12 @@
 extern "C" {
 #endif /* __cplusplus */
 
-static inline size_t CopyToUser (void __user *to, const void *from, size_t len)
+static inline size_t CopyToUser(void __user *to, const void *from, size_t len)
 {
     return (size_t)copy_to_user(to, from, (unsigned long)len);
 }
 
-static inline size_t CopyFromUser (void *to, const void __user *from, size_t len)
+static inline size_t CopyFromUser(void *to, const void __user *from, size_t len)
 {
     return (size_t)copy_from_user(to, from, (unsigned long)len);
 }
diff --git a/osal/src/osal_timer.c b/osal/src/osal_timer.c
index 5d76bbb46948ad0425ac915952858636e5d3cd19..1b926f319016df6c7822a88be7f62d5054022a72 100644
--- a/osal/src/osal_timer.c
+++ b/osal/src/osal_timer.c
@@ -33,7 +33,7 @@ typedef enum {
 } OsalTimerMode;
 
 struct osal_ktimer {
-	unsigned long arg;
+	uintptr_t arg;
 	struct timer_list timer;
 	OsalTimerFunc func;
 	uint32_t msec;
diff --git a/osal/src/osal_workqueue.c b/osal/src/osal_workqueue.c
index c663b0cdd8f3ece678b59aeca638513d6f2ccfaf..102fdf20cfacf8841bef8de8af03a7ab064dce94 100644
--- a/osal/src/osal_workqueue.c
+++ b/osal/src/osal_workqueue.c
@@ -166,7 +166,7 @@ bool HdfAddWork(HdfWorkQueue *queue, HdfWork *work)
 }
 EXPORT_SYMBOL(HdfAddWork);
 
-bool HdfAddDelayedWork(HdfWorkQueue *queue, HdfWork *work, unsigned long ms)
+bool HdfAddDelayedWork(HdfWorkQueue *queue, HdfWork *work, uint32_t ms)
 {
 	if (queue == NULL || queue->realWorkQueue == NULL || work == NULL || work->realWork == NULL) {
 		HDF_LOGE("%s invalid para", __func__);
@@ -174,7 +174,7 @@ bool HdfAddDelayedWork(HdfWorkQueue *queue, HdfWork *work, unsigned long ms)
 	}
 
 	return queue_delayed_work(queue->realWorkQueue, &((struct WorkWrapper *)work->realWork)->work,
-		msecs_to_jiffies(ms));
+		msecs_to_jiffies((unsigned long)ms));
 }
 EXPORT_SYMBOL(HdfAddDelayedWork);