[PATCH AUTOSEL 5.15 5/7] tg3: Increment tx_dropped in tg3_tso_bug()

Sasha Levin
2023-11-22T15:37:52Z

From: Alex Pakhunov <alexey.pakhunov@spacex.com>

[ Upstream commit 17dd5efe5f36a96bd78012594fabe21efb01186b ]

tg3_tso_bug() drops a packet if it cannot be segmented for any reason.
The number of discarded frames should be incremented accordingly.

Signed-off-by: Alex Pakhunov <alexey.pakhunov@spacex.com>
Signed-off-by: Vincent Wong <vincent.wong2@spacex.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Link: https://lore.kernel.org/r/20231113182350.37472-2-alexey.pakhunov@spacex.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/broadcom/tg3.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 946b4decac0ce..fc487a6f050a2 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -7880,8 +7880,10 @@ static int tg3_tso_bug(struct tg3 *tp, struct tg3_napi *tnapi,

segs = skb_gso_segment(skb, tp->dev->features &
~(NETIF_F_TSO | NETIF_F_TSO6));
- if (IS_ERR(segs) || !segs)
+ if (IS_ERR(segs) || !segs) {
+ tnapi->tx_dropped++;
goto tg3_tso_bug_end;
+ }

skb_list_walk_safe(segs, seg, next) {
skb_mark_not_on_list(seg);
--
2.42.0