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net/mlx5e: fix return value check in mlx5e_ipsec_remove_trailer()
mlx5e_ipsec_remove_trailer() should return an error code if function
pskb_trim() returns an unexpected value.
Fixes: 2ac9cfe782
("net/mlx5e: IPSec, Add Innova IPSec offload TX data path")
Signed-off-by: Yuanjun Gong <ruc_gongyuanjun@163.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
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1 changed files with 3 additions and 1 deletions
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@ -58,7 +58,9 @@ static int mlx5e_ipsec_remove_trailer(struct sk_buff *skb, struct xfrm_state *x)
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trailer_len = alen + plen + 2;
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pskb_trim(skb, skb->len - trailer_len);
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ret = pskb_trim(skb, skb->len - trailer_len);
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if (unlikely(ret))
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return ret;
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if (skb->protocol == htons(ETH_P_IP)) {
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ipv4hdr->tot_len = htons(ntohs(ipv4hdr->tot_len) - trailer_len);
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ip_send_check(ipv4hdr);
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