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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-27 05:09:07 +0100
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-27 05:09:07 +0100
commit8c27eba54970c6ebbb408186e5baa2274435e869 (patch)
tree47348cfc4c008692eee4a9174fcc6d8b20f5e647 /net/ipv6/tcp_ipv6.c
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 (diff)
parent[XFRM]: Fix leak of expired xfrm_states (diff)
downloadlinux-8c27eba54970c6ebbb408186e5baa2274435e869.tar.xz
linux-8c27eba54970c6ebbb408186e5baa2274435e869.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/net-2.6: (41 commits) [XFRM]: Fix leak of expired xfrm_states [ATM]: [he] initialize lock and tasklet earlier [IPV4]: Remove bogus ifdef mess in arp_process [SKBUFF]: Free old skb properly in skb_morph [IPV4]: Fix memory leak in inet_hashtables.h when NUMA is on [IPSEC]: Temporarily remove locks around copying of non-atomic fields [TCP] MTUprobe: Cleanup send queue check (no need to loop) [TCP]: MTUprobe: receiver window & data available checks fixed [MAINTAINERS]: tlan list is subscribers-only [SUNRPC]: Remove SPIN_LOCK_UNLOCKED [SUNRPC]: Make xprtsock.c:xs_setup_{udp,tcp}() static [PFKEY]: Sending an SADB_GET responds with an SADB_GET [IRDA]: Compilation for CONFIG_INET=n case [IPVS]: Fix compiler warning about unused register_ip_vs_protocol [ARP]: Fix arp reply when sender ip 0 [IPV6] TCPMD5: Fix deleting key operation. [IPV6] TCPMD5: Check return value of tcp_alloc_md5sig_pool(). [IPV4] TCPMD5: Use memmove() instead of memcpy() because we have overlaps. [IPV4] TCPMD5: Omit redundant NULL check for kfree() argument. ieee80211: Stop net_ratelimit/IEEE80211_DEBUG_DROP log pollution ...
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
-rw-r--r--net/ipv6/tcp_ipv6.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 3aad861975a0..93980c3b83e6 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -581,7 +581,10 @@ static int tcp_v6_md5_do_add(struct sock *sk, struct in6_addr *peer,
}
sk->sk_route_caps &= ~NETIF_F_GSO_MASK;
}
- tcp_alloc_md5sig_pool();
+ if (tcp_alloc_md5sig_pool() == NULL) {
+ kfree(newkey);
+ return -ENOMEM;
+ }
if (tp->md5sig_info->alloced6 == tp->md5sig_info->entries6) {
keys = kmalloc((sizeof (tp->md5sig_info->keys6[0]) *
(tp->md5sig_info->entries6 + 1)), GFP_ATOMIC);
@@ -634,10 +637,6 @@ static int tcp_v6_md5_do_del(struct sock *sk, struct in6_addr *peer)
kfree(tp->md5sig_info->keys6);
tp->md5sig_info->keys6 = NULL;
tp->md5sig_info->alloced6 = 0;
-
- tcp_free_md5sig_pool();
-
- return 0;
} else {
/* shrink the database */
if (tp->md5sig_info->entries6 != i)
@@ -646,6 +645,8 @@ static int tcp_v6_md5_do_del(struct sock *sk, struct in6_addr *peer)
(tp->md5sig_info->entries6 - i)
* sizeof (tp->md5sig_info->keys6[0]));
}
+ tcp_free_md5sig_pool();
+ return 0;
}
}
return -ENOENT;