From: Dipendra Khadka <kdipendra88@gmail.com>
To: sgoutham@marvell.com, gakula@marvell.com, sbhatta@marvell.com,
hkelam@marvell.com, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com
Cc: Dipendra Khadka <kdipendra88@gmail.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 net] net: ethernet: marvell: octeontx2: nic: Add error pointer check in otx2_common.c
Date: Mon, 23 Sep 2024 16:17:37 +0000 [thread overview]
Message-ID: <20240923161738.4988-1-kdipendra88@gmail.com> (raw)
Adding error pointer check after calling otx2_mbox_get_rsp().
Fixes: ab58a416c93f ("octeontx2-pf: cn10k: Get max mtu supported from admin function")
Signed-off-by: Dipendra Khadka <kdipendra88@gmail.com>
---
v2:
- Added Fixes: tag.
- Changed the return logic to follow the existing return path.
v1: https://lore.kernel.org/all/20240923110633.3782-1-kdipendra88@gmail.com/
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
index 87d5776e3b88..e4bde38eebda 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
@@ -1837,6 +1837,10 @@ u16 otx2_get_max_mtu(struct otx2_nic *pfvf)
if (!rc) {
rsp = (struct nix_hw_info *)
otx2_mbox_get_rsp(&pfvf->mbox.mbox, 0, &req->hdr);
+ if (IS_ERR(rsp)) {
+ rc = PTR_ERR(rsp);
+ goto out;
+ }
/* HW counts VLAN insertion bytes (8 for double tag)
* irrespective of whether SQE is requesting to insert VLAN
--
2.43.0
next reply other threads:[~2024-09-23 16:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-23 16:17 Dipendra Khadka [this message]
2024-09-24 7:15 ` [PATCH v2 net] net: ethernet: marvell: octeontx2: nic: Add error pointer check in otx2_common.c Simon Horman
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