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authorJohn Fastabend <[email protected]>2020-11-16 14:28:26 -0800
committerDaniel Borkmann <[email protected]>2020-11-18 00:12:37 +0100
commit70796fb751f1d34cc650e640572a174faf009cd4 (patch)
tree8d41d820e002f1bb34fc94adecb835a01ef0883d
parent36cd0e696a832a00247fca522034703566ac8885 (diff)
bpf, sockmap: Use truesize with sk_rmem_schedule()
We use skb->size with sk_rmem_scheduled() which is not correct. Instead use truesize to align with socket and tcp stack usage of sk_rmem_schedule. Suggested-by: Daniel Borkman <[email protected]> Signed-off-by: John Fastabend <[email protected]> Signed-off-by: Daniel Borkmann <[email protected]> Reviewed-by: Jakub Sitnicki <[email protected]> Link: https://lore.kernel.org/bpf/160556570616.73229.17003722112077507863.stgit@john-XPS-13-9370
-rw-r--r--net/core/skmsg.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/skmsg.c b/net/core/skmsg.c
index fe44280c033e..d09426ce4af3 100644
--- a/net/core/skmsg.c
+++ b/net/core/skmsg.c
@@ -411,7 +411,7 @@ static int sk_psock_skb_ingress(struct sk_psock *psock, struct sk_buff *skb)
msg = kzalloc(sizeof(*msg), __GFP_NOWARN | GFP_ATOMIC);
if (unlikely(!msg))
return -EAGAIN;
- if (!sk_rmem_schedule(sk, skb, skb->len)) {
+ if (!sk_rmem_schedule(sk, skb, skb->truesize)) {
kfree(msg);
return -EAGAIN;
}