[PATCH] rapidio: remove unused variable in rio_cm.c

[Anirudh Rayabharam]

Remove unused variable 'rc' to fix gcc warning:

	drivers/rapidio/rio_cm.c: In function ‘rio_txcq_handler’:
	drivers/rapidio/rio_cm.c:673:7: warning: variable ‘rc’ set but
	not used [-Wunused-but-set-variable]

Signed-off-by: Anirudh Rayabharam <mail@xxxxxxxxxxxxx>
---
 drivers/rapidio/rio_cm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/rapidio/rio_cm.c b/drivers/rapidio/rio_cm.c
index 50ec53d67a4c..545693bd86a3 100644
--- a/drivers/rapidio/rio_cm.c
+++ b/drivers/rapidio/rio_cm.c
@@ -670,12 +670,11 @@ static void rio_txcq_handler(struct cm_dev *cm, int slot)
 	 */
 	if (!list_empty(&cm->tx_reqs) && (cm->tx_cnt < RIOCM_TX_RING_SIZE)) {
 		struct tx_req *req, *_req;
-		int rc;
 
 		list_for_each_entry_safe(req, _req, &cm->tx_reqs, node) {
 			list_del(&req->node);
 			cm->tx_buf[cm->tx_slot] = req->buffer;
-			rc = rio_add_outb_message(cm->mport, req->rdev, cmbox,
+			rio_add_outb_message(cm->mport, req->rdev, cmbox,
 						  req->buffer, req->len);
 			kfree(req->buffer);
 			kfree(req);
-- 
2.26.2