linux-kernel - [PATCH 5.9 28/46] cxgb3: fix error return code in t3_sge_alloc

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Message-Id: <20201206111557.811653371@linuxfoundation.org>
Date:   Sun,  6 Dec 2020 12:17:36 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Hulk Robot <hulkci@...wei.com>,
        Zhang Changzhong <zhangchangzhong@...wei.com>,
        Raju Rangoju <rajur@...lsio.com>,
        Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH 5.9 28/46] cxgb3: fix error return code in t3_sge_alloc_qset()

From: Zhang Changzhong <zhangchangzhong@...wei.com>

[ Upstream commit ff9924897f8bfed82e61894b373ab9d2dfea5b10 ]

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>
Acked-by: Raju Rangoju <rajur@...lsio.com>
Link: https://lore.kernel.org/r/1606902965-1646-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/ethernet/chelsio/cxgb3/sge.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ethernet/chelsio/cxgb3/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/sge.c
@@ -3176,6 +3176,7 @@ int t3_sge_alloc_qset(struct adapter *ad
 			  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)