From: YOSHIFUJI Hideaki [TCPv6] MD5SIG: Ensure to reset allocation count to avoid panic. After clearing all passwords for IPv6 peers, we need to set allocation count to zero as well as we free the storage. Otherwise, we panic when a user trys to (re)add a password. Discovered and fixed by MIYAJIMA Mitsuharu . Signed-off-by: YOSHIFUJI Hideaki Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/ipv6/tcp_ipv6.c | 1 + 1 file changed, 1 insertion(+) --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -644,6 +644,7 @@ static int tcp_v6_md5_do_del(struct sock if (tp->md5sig_info->entries6 == 0) { kfree(tp->md5sig_info->keys6); tp->md5sig_info->keys6 = NULL; + tp->md5sig_info->alloced6 = 0; tcp_free_md5sig_pool(); -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/