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ipx: fix ipx_release() 

Commit b0d0d915d1 (remove the BKL) added a regression, because
sock_put() can free memory while we are going to use it later.

Fix is to delay sock_put() _after_ release_sock().

Reported-by: Ingo Molnar <mingo@elte.hu>
Tested-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2011-03-21 18:16:39 -07:00 committed by David S. Miller
parent 20246a8003
commit 674f211599
1 changed files with 1 additions and 1 deletions
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2
net/ipx/af_ipx.c
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@ -148,7 +148,6 @@ static void ipx_destroy_socket(struct sock *sk)
ipx_remove_socket(sk);
skb_queue_purge(&sk->sk_receive_queue);
sk_refcnt_debug_dec(sk);
sock_put(sk);
}
/*
@ -1404,6 +1403,7 @@ static int ipx_release(struct socket *sock)
sk_refcnt_debug_release(sk);
ipx_destroy_socket(sk);
release_sock(sk);
sock_put(sk);
out:
return 0;
}