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Subject[PATCH] octeontx2-pf: handle otx2_mbox_get_rsp errors
Date
Adding error pointer check after calling otx2_mbox_get_rsp().

This is similar to the commit bd3110bc102a
("octeontx2-pf: handle otx2_mbox_get_rsp errors in otx2_flows.c").

Signed-off-by: Chenyuan Yang <chenyuan0y@gmail.com>
Fixes: 6c40ca957fe5 ("octeontx2-pf: Adds TC offload support")
---
drivers/net/ethernet/marvell/octeontx2/nic/rep.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/rep.c b/drivers/net/ethernet/marvell/octeontx2/nic/rep.c
index 04e08e06f30f..7153a71dfc86 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/rep.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/rep.c
@@ -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];
--
2.34.1

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