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Subject[PATCH v3] myri10ge: fix an incorrect free for skb in myri10ge_sw_tso
Date
All remaining skbs should be released when myri10ge_xmit fails to
transmit a packet. Fix it within another skb_list_walk_safe.

Signed-off-by: Xiaomeng Tong <xiam0nd.tong@gmail.com>
---

changes since v2:
- free all remaining skbs. (Xiaomeng Tong)

changes since v1:
- remove the unneeded assignmnets. (Xiaomeng Tong)

v2:https://lore.kernel.org/lkml/20220405000553.21856-1-xiam0nd.tong@gmail.com/
v1:https://lore.kernel.org/lkml/20220319052350.26535-1-xiam0nd.tong@gmail.com/

---
drivers/net/ethernet/myricom/myri10ge/myri10ge.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index 50ac3ee2577a..21d2645885ce 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -2903,11 +2903,9 @@ static netdev_tx_t myri10ge_sw_tso(struct sk_buff *skb,
status = myri10ge_xmit(curr, dev);
if (status != 0) {
dev_kfree_skb_any(curr);
- if (segs != NULL) {
- curr = segs;
- segs = next;
+ skb_list_walk_safe(next, curr, next) {
curr->next = NULL;
- dev_kfree_skb_any(segs);
+ dev_kfree_skb_any(curr);
}
goto drop;
}
--
2.17.1
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