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authorEric Dumazet <edumazet@google.com>2022-02-20 07:40:52 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-03-02 11:41:06 +0100
commit2ed132637619142775f5e4ac5e484c00750f49dd (patch)
tree6213e4929000d15016a4f60ed415fd4d0cab2bee /net/core
parent97a6c07d6ff4ad04e0fb513fa1ad7fc4b7de4871 (diff)
net: __pskb_pull_tail() & pskb_carve_frag_list() drop_monitor friends
commit ef527f968ae05c6717c39f49c8709a7e2c19183a upstream. Whenever one of these functions pull all data from an skb in a frag_list, use consume_skb() instead of kfree_skb() to avoid polluting drop monitoring. Fixes: 6fa01ccd8830 ("skbuff: Add pskb_extract() helper function") Signed-off-by: Eric Dumazet <edumazet@google.com> Link: https://lore.kernel.org/r/20220220154052.1308469-1-eric.dumazet@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/skbuff.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index ac083685214e..5bdb3cd20d61 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2139,7 +2139,7 @@ void *__pskb_pull_tail(struct sk_buff *skb, int delta)
/* Free pulled out fragments. */
while ((list = skb_shinfo(skb)->frag_list) != insp) {
skb_shinfo(skb)->frag_list = list->next;
- kfree_skb(list);
+ consume_skb(list);
}
/* And insert new clone at head. */
if (clone) {
@@ -5846,7 +5846,7 @@ static int pskb_carve_frag_list(struct sk_buff *skb,
/* Free pulled out fragments. */
while ((list = shinfo->frag_list) != insp) {
shinfo->frag_list = list->next;
- kfree_skb(list);
+ consume_skb(list);
}
/* And insert new clone at head. */
if (clone) {