diff --git a/kernel/audit.c b/kernel/audit.c
index 1242021c7a6d53247e22f8fb8eba65b559eaeef3..b617f69fd4e87b86c6c13b7711b3e248caabaa5f 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1032,7 +1032,7 @@ struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask,
 {
 	struct audit_buffer	*ab	= NULL;
 	struct timespec		t;
-	unsigned int		serial;
+	unsigned int		uninitialized_var(serial);
 	int reserve;
 	unsigned long timeout_start = jiffies;