linux/include/net/inet_common.h
Eric Dumazet 4db9971168 net: avoid NULL deref in inet_ctl_sock_destroy()
[ Upstream commit 8fa677d270 ]

Under low memory conditions, tcp_sk_init() and icmp_sk_init()
can both iterate on all possible cpus and call inet_ctl_sock_destroy(),
with eventual NULL pointer.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-12-09 14:03:12 -05:00

48 lines
1.6 KiB