In function rio_txcq_handler the rc set but not used.
So we can delete this variable.

Reported-by: Hulk Robot <[email protected]>
Signed-off-by: Lin Ruizhe <[email protected]>
---
 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..f5525786abe6 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,
+                       (void)rio_add_outb_message(cm->mport, req->rdev, cmbox,
                                                  req->buffer, req->len);
                        kfree(req->buffer);
                        kfree(req);
-- 
2.22.0

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