md5sig_info.alloced4 must be set to zero when freeing keys4, otherwise
it will not be alloc'd again when another key is added to the same
socket by tcp_v4_md5_do_add.
Signed-off-by: Leigh Brown <[EMAIL PROTECTED]>
diff -uprN a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
--- a/net/ipv4/tcp_ipv4.c 2006-12-17 09:51:21.000000000 +0000
+++ b/net/ipv4/tcp_ipv4.c 2006-12-17 10:05:54.000000000 +0000
@@ -929,6 +929,7 @@ int tcp_v4_md5_do_del(struct sock *sk, _
if (tp->md5sig_info->entries4 == 0) {
kfree(tp->md5sig_info->keys4);
tp->md5sig_info->keys4 = NULL;
+ tp->md5sig_info->alloced4 = 0;
} else if (tp->md5sig_info->entries4 != i) {
/* Need to do some manipulation */
memcpy(&tp->md5sig_info->keys4[i],
-
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