RDMA/rtrs-srv: Kill reject_w_econnreset label

We can goto reject_w_err label after initialize err with -ECONNRESET.

Link: https://lore.kernel.org/r/20210528113018.52290-2-jinpu.wang@ionos.comReviewed-by: Md Haris Iqbal <haris.iqbal@ionos.com>
Signed-off-by: Guoqing Jiang <guoqing.jiang@ionos.com>
Signed-off-by: Gioh Kim <gi-oh.kim@ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/ulp/rtrs/rtrs-srv.c

@@ -1780,33 +1780,33 @@ static int rtrs_rdma_connect(struct rdma_cm_id *cm_id,
 
 	u16 version, con_num, cid;
 	u16 recon_cnt;
-	int err;
+	int err = -ECONNRESET;
 
 	if (len < sizeof(*msg)) {
 		pr_err("Invalid RTRS connection request\n");
-		goto reject_w_econnreset;
+		goto reject_w_err;
 	}
 	if (le16_to_cpu(msg->magic) != RTRS_MAGIC) {
 		pr_err("Invalid RTRS magic\n");
-		goto reject_w_econnreset;
+		goto reject_w_err;
 	}
 	version = le16_to_cpu(msg->version);
 	if (version >> 8 != RTRS_PROTO_VER_MAJOR) {
 		pr_err("Unsupported major RTRS version: %d, expected %d\n",
 		       version >> 8, RTRS_PROTO_VER_MAJOR);
-		goto reject_w_econnreset;
+		goto reject_w_err;
 	}
 	con_num = le16_to_cpu(msg->cid_num);
 	if (con_num > 4096) {
 		/* Sanity check */
 		pr_err("Too many connections requested: %d\n", con_num);
-		goto reject_w_econnreset;
+		goto reject_w_err;
 	}
 	cid = le16_to_cpu(msg->cid);
 	if (cid >= con_num) {
 		/* Sanity check */
 		pr_err("Incorrect cid: %d >= %d\n", cid, con_num);
-		goto reject_w_econnreset;
+		goto reject_w_err;
 	}
 	recon_cnt = le16_to_cpu(msg->recon_cnt);
 	srv = get_or_create_srv(ctx, &msg->paths_uuid, msg->first_conn);
@@ -1826,7 +1826,7 @@ static int rtrs_rdma_connect(struct rdma_cm_id *cm_id,
 			rtrs_err(s, "Session in wrong state: %s\n",
 				  rtrs_srv_state_str(sess->state));
 			mutex_unlock(&srv->paths_mutex);
-			goto reject_w_econnreset;
+			goto reject_w_err;
 		}
 		/*
 		 * Sanity checks
@@ -1835,13 +1835,13 @@ static int rtrs_rdma_connect(struct rdma_cm_id *cm_id,
 			rtrs_err(s, "Incorrect request: %d, %d\n",
 				  cid, con_num);
 			mutex_unlock(&srv->paths_mutex);
-			goto reject_w_econnreset;
+			goto reject_w_err;
 		}
 		if (s->con[cid]) {
 			rtrs_err(s, "Connection already exists: %d\n",
 				  cid);
 			mutex_unlock(&srv->paths_mutex);
-			goto reject_w_econnreset;
+			goto reject_w_err;
 		}
 	} else {
 		sess = __alloc_sess(srv, cm_id, con_num, recon_cnt,
@@ -1882,9 +1882,6 @@ static int rtrs_rdma_connect(struct rdma_cm_id *cm_id,
 reject_w_err:
 	return rtrs_rdma_do_reject(cm_id, err);
 
-reject_w_econnreset:
-	return rtrs_rdma_do_reject(cm_id, -ECONNRESET);
-
 close_and_return_err:
 	mutex_unlock(&srv->paths_mutex);
 	close_sess(sess);