netdev - [PATCH net v3] octeontx2-pf: check negative error code in otx2

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Message-Id: <20240328020620.4054692-1-suhui@nfschina.com>
Date: Thu, 28 Mar 2024 10:06:21 +0800
From: Su Hui <suhui@...china.com>
To: sgoutham@...vell.com,
	gakula@...vell.com,
	sbhatta@...vell.com,
	hkelam@...vell.com,
	davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com
Cc: Su Hui <suhui@...china.com>,
	dan.carpenter@...aro.org,
	saikrishnag@...vell.com,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org,
	Simon Horman <horms@...nel.org>,
	Kalesh AP <kalesh-anakkur.purayil@...adcom.com>
Subject: [PATCH net v3] octeontx2-pf: check negative error code in otx2_open()

otx2_rxtx_enable() return negative error code such as -EIO,
check -EIO rather than EIO to fix this problem.

Fixes: c926252205c4 ("octeontx2-pf: Disable packet I/O for graceful exit")
Signed-off-by: Su Hui <suhui@...china.com>
Reviewed-by: Subbaraya Sundeep <sbhatta@...vell.com>
Reviewed-by: Simon Horman <horms@...nel.org>
Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@...adcom.com>
---
v3:
 - split the v2 patchset into individual patches
v2:
 - add "net" in subject

 drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
index b40bd0e46751..3f46d5e0fb2e 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
@@ -1933,7 +1933,7 @@ int otx2_open(struct net_device *netdev)
 	 * mcam entries are enabled to receive the packets. Hence disable the
 	 * packet I/O.
 	 */
-	if (err == EIO)
+	if (err == -EIO)
 		goto err_disable_rxtx;
 	else if (err)
 		goto err_tx_stop_queues;
-- 
2.30.2