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octeontx2-pf: handle otx2_mbox_get_rsp errors

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Adding error pointer check after calling otx2_mbox_get_rsp().

This is similar to the commit bd3110bc10
("octeontx2-pf: handle otx2_mbox_get_rsp errors in otx2_flows.c").

Signed-off-by: Chenyuan Yang <chenyuan0y@gmail.com>
Fixes: 6c40ca957f ("octeontx2-pf: Adds TC offload support")
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Link: https://patch.msgid.link/20250412183327.3550970-1-chenyuan0y@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Chenyuan Yang
2025-04-12 13:33:27 -05:00
committed by Jakub Kicinski
parent 88fa80021b
commit 688abe1027
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/marvell/octeontx2/nic/rep.c
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@@ -67,6 +67,8 @@ static int rvu_rep_mcam_flow_init(struct rep_dev *rep)
rsp = (struct npc_mcam_alloc_entry_rsp *)otx2_mbox_get_rsp
(&priv->mbox.mbox, 0, &req->hdr);
if (IS_ERR(rsp))
goto exit;
for (ent = 0; ent < rsp->count; ent++)
rep->flow_cfg->flow_ent[ent + allocated] = rsp->entry_list[ent];