Commit 932d1252 authored by Peng Li's avatar Peng Li Committed by David S. Miller
Browse files

net: hns3: Add unlikely for buf_num check 



This patch adds unlikely for buf_num check.

Signed-off-by: default avatarPeng Li <lipeng321@huawei.com>
Signed-off-by: default avatarSalil Mehta <salil.mehta@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 874bff0b

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

+1 −1
Original line number Diff line number Diff line
@@ -1074,7 +1074,7 @@ static int hns3_nic_maybe_stop_tx(struct sk_buff **out_skb, int *bnum, 
	/* No. of segments (plus a header) */

	buf_num = skb_shinfo(skb)->nr_frags + 1;



	if (buf_num > ring_space(ring))

	if (unlikely(ring_space(ring) < buf_num))

		return -EBUSY;



	*bnum = buf_num;

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