netdev - [PATCH net] cxgb3: fix error return code in t3_sge_alloc

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Message-ID: <1606902965-1646-1-git-send-email-zhangchangzhong@huawei.com>
Date:   Wed, 2 Dec 2020 17:56:05 +0800
From:   Zhang Changzhong <zhangchangzhong@...wei.com>
To:     <rajur@...lsio.com>, <davem@...emloft.net>, <kuba@...nel.org>,
        <divy@...lsio.com>, <jgarzik@...hat.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH net] cxgb3: fix error return code in t3_sge_alloc_qset()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: b1fb1f280d09 ("cxgb3 - Fix dma mapping error path")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@...wei.com>
---
 drivers/net/ethernet/chelsio/cxgb3/sge.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/chelsio/cxgb3/sge.c b/drivers/net/ethernet/chelsio/cxgb3/sge.c
index e18e9ce..1cc3c51 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/sge.c
@@ -3175,6 +3175,7 @@ int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports,
 			  GFP_KERNEL | __GFP_COMP);
 	if (!avail) {
 		CH_ALERT(adapter, "free list queue 0 initialization failed\n");
+		ret = -ENOMEM;
 		goto err;
 	}
 	if (avail < q->fl[0].size)
-- 
2.9.5