[PATCH net-next] nfp: flower-ct: check for error in nfp_fl_ct_offload_nft_flow()

Dan Carpenter
2021-06-19T13:53:41Z

The nfp_fl_ct_add_flow() function can fail so we need to check for
failure.

Fixes: 95255017e0a8 ("nfp: flower-ct: add nft flows to nft list")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/net/ethernet/netronome/nfp/flower/conntrack.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c
index 9ea77bb3b69c..273d529d43c2 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c
@@ -1067,6 +1067,8 @@ nfp_fl_ct_offload_nft_flow(struct nfp_fl_ct_zone_entry *zt, struct flow_cls_offl
nfp_ct_map_params);
if (!ct_map_ent) {
ct_entry = nfp_fl_ct_add_flow(zt, NULL, flow, true, extack);
+ if (IS_ERR(ct_entry))
+ return PTR_ERR(ct_entry);
ct_entry->type = CT_TYPE_NFT;
list_add(&ct_entry->list_node, &zt->nft_flows_list);
zt->nft_flows_count++;
--
2.30.2