linux-kernel - [PATCH] infiniband: hw: cxgb4: fix error return code of pass_open

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Message-Id: <20210306135317.17803-1-baijiaju1990@gmail.com>
Date:   Sat,  6 Mar 2021 05:53:17 -0800
From:   Jia-Ju Bai <baijiaju1990@...il.com>
To:     bharat@...lsio.com, dledford@...hat.com, jgg@...pe.ca
Cc:     linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jia-Ju Bai <baijiaju1990@...il.com>
Subject: [PATCH] infiniband: hw: cxgb4: fix error return code of pass_open_rpl()

When ep is NULL, no error code of pass_open_rpl() is returned.
To fix this bug, pass_open_rpl() returns -EINVAL in this case.

Reported-by: TOTE Robot <oslab@...nghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@...il.com>
---
 drivers/infiniband/hw/cxgb4/cm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 8769e7aa097f..773d3805bb25 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -2382,7 +2382,7 @@ static int pass_open_rpl(struct c4iw_dev *dev, struct sk_buff *skb)
 
 	if (!ep) {
 		pr_warn("%s stid %d lookup failure!\n", __func__, stid);
-		goto out;
+		return -EINVAL;
 	}
 	pr_debug("ep %p status %d error %d\n", ep,
 		 rpl->status, status2errno(rpl->status));
-- 
2.17.1