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authorPatrick McHardy <kaber@trash.net>2005-08-18 14:05:44 -0700
committerDavid S. Miller <davem@davemloft.net>2005-08-18 14:05:44 -0700
commitcb94c62c252796f42bb83fe40960d12f3ea5a82a (patch)
tree926fce041eb9983d37c5322ae5a13619a32087f9 /net/ipv4/icmp.c
parent22783649568a28839c5a362f47da7819ecfcbb9f (diff)
downloadlinux-cb94c62c252796f42bb83fe40960d12f3ea5a82a.tar.bz2
[IPV4]: Fix DST leak in icmp_push_reply()
Based upon a bug report and initial patch by Ollie Wild. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/icmp.c')
-rw-r--r--net/ipv4/icmp.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 3d78464f64ea..badfc5849973 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -349,12 +349,12 @@ static void icmp_push_reply(struct icmp_bxm *icmp_param,
{
struct sk_buff *skb;
- ip_append_data(icmp_socket->sk, icmp_glue_bits, icmp_param,
- icmp_param->data_len+icmp_param->head_len,
- icmp_param->head_len,
- ipc, rt, MSG_DONTWAIT);
-
- if ((skb = skb_peek(&icmp_socket->sk->sk_write_queue)) != NULL) {
+ if (ip_append_data(icmp_socket->sk, icmp_glue_bits, icmp_param,
+ icmp_param->data_len+icmp_param->head_len,
+ icmp_param->head_len,
+ ipc, rt, MSG_DONTWAIT) < 0)
+ ip_flush_pending_frames(icmp_socket->sk);
+ else if ((skb = skb_peek(&icmp_socket->sk->sk_write_queue)) != NULL) {
struct icmphdr *icmph = skb->h.icmph;
unsigned int csum = 0;
struct sk_buff *skb1;