* [PATCH 1/1] ethernet: atheros: fix return value check in atl1e_tso_csum()
@ 2023-07-20 14:42 Yuanjun Gong
2023-07-21 13:55 ` Simon Horman
0 siblings, 1 reply; 2+ messages in thread
From: Yuanjun Gong @ 2023-07-20 14:42 UTC (permalink / raw)
To: Chris Snook, David S . Miller, Eric Dumazet, Jakub Kicinski,
netdev
Cc: Yuanjun Gong
in atl1e_tso_csum, it should check the return value of pskb_trim(),
and return an error code if an unexpected value is returned
by pskb_trim().
Signed-off-by: Yuanjun Gong <ruc_gongyuanjun@163•com>
---
drivers/net/ethernet/atheros/atl1e/atl1e_main.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
index 5db0f3495a32..5935be190b9e 100644
--- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
@@ -1641,8 +1641,11 @@ static int atl1e_tso_csum(struct atl1e_adapter *adapter,
real_len = (((unsigned char *)ip_hdr(skb) - skb->data)
+ ntohs(ip_hdr(skb)->tot_len));
- if (real_len < skb->len)
- pskb_trim(skb, real_len);
+ if (real_len < skb->len) {
+ err = pskb_trim(skb, real_len);
+ if (err)
+ return err;
+ }
hdr_len = skb_tcp_all_headers(skb);
if (unlikely(skb->len == hdr_len)) {
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 1/1] ethernet: atheros: fix return value check in atl1e_tso_csum()
2023-07-20 14:42 [PATCH 1/1] ethernet: atheros: fix return value check in atl1e_tso_csum() Yuanjun Gong
@ 2023-07-21 13:55 ` Simon Horman
0 siblings, 0 replies; 2+ messages in thread
From: Simon Horman @ 2023-07-21 13:55 UTC (permalink / raw)
To: Yuanjun Gong
Cc: Chris Snook, David S . Miller, Eric Dumazet, Jakub Kicinski,
netdev
On Thu, Jul 20, 2023 at 10:42:19PM +0800, Yuanjun Gong wrote:
> in atl1e_tso_csum, it should check the return value of pskb_trim(),
> and return an error code if an unexpected value is returned
> by pskb_trim().
>
> Signed-off-by: Yuanjun Gong <ruc_gongyuanjun@163•com>
Reviewed-by: Simon Horman <simon.horman@corigine•com>
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2023-07-21 13:56 UTC | newest]
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2023-07-20 14:42 [PATCH 1/1] ethernet: atheros: fix return value check in atl1e_tso_csum() Yuanjun Gong
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