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tcp: fix a size_t < 0 comparison in tcp_read_sock

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<used> should be of type int (not size_t) since recv_actor can return
negative values and it is also used in a < 0 comparison.

Signed-off-by: Octavian Purdila <opurdila@ixiacom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Octavian Purdila 2008-07-03 03:31:21 -07:00 committed by David S. Miller
parent 81b23b4a7a
commit 374e7b5949
1 changed files with 2 additions and 1 deletions
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3
net/ipv4/tcp.c
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@ -1209,7 +1209,8 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
return -ENOTCONN;
while ((skb = tcp_recv_skb(sk, seq, &offset)) != NULL) {
if (offset < skb->len) {
size_t used, len;
int used;
size_t len;
len = skb->len - offset;
/* Stop reading if we hit a patch of urgent data */