diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 1745ca788ede3e..b35f8ce80bc7c9 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -897,7 +897,7 @@ static struct worker_pool *get_work_pool(struct work_struct *work)
 
 static unsigned long shift_and_mask(unsigned long v, u32 shift, u32 bits)
 {
-	return (v >> shift) & ((1 << bits) - 1);
+	return (v >> shift) & ((1U << bits) - 1);
 }
 
 static void work_offqd_unpack(struct work_offq_data *offqd, unsigned long data)