diff --git a/include/linux/kernelcapi.h b/include/linux/kernelcapi.h
index aea34e74..8c4350a 100644
--- a/include/linux/kernelcapi.h
+++ b/include/linux/kernelcapi.h
@@ -64,7 +64,7 @@
 	unsigned long nrecvdatapkt;
 	unsigned long nsentctlpkt;
 	unsigned long nsentdatapkt;
-	struct semaphore recv_sem;
+	struct mutex recv_mtx;
 	struct sk_buff_head recv_queue;
 	struct work_struct recv_work;
 	int release_in_progress;