usb: gadget: rndis: fix itnull.cocci warnings

---
 drivers/usb/gadget/function/rndis.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 
diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c
index 34a76db..943c21a 100644
--- a/drivers/usb/gadget/function/rndis.c
+++ b/drivers/usb/gadget/function/rndis.c
@@ -1009,7 +1009,7 @@ void rndis_free_response(struct rndis_params *params, u8 *buf)
 	rndis_resp_t *r, *n;
 
 	list_for_each_entry_safe(r, n, &params->resp_queue, list) {
-		if (r && r->buf == buf) {
+		if (r->buf == buf) {
 			list_del(&r->list);
 			kfree(r);
 		}