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ATM: mpc, fix use after free 

Stanse found that mpc_push frees skb and then it dereferences it. It
is a typo, new_skb should be dereferenced there.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Slaby 2010-10-10 22:46:34 +00:00 committed by David S. Miller
parent f1ee89d5b0
commit 5518b29f22
1 changed files with 1 additions and 1 deletions
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2
net/atm/mpc.c
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@ -778,7 +778,7 @@ static void mpc_push(struct atm_vcc *vcc, struct sk_buff *skb)
eg->packets_rcvd++;
mpc->eg_ops->put(eg);
memset(ATM_SKB(skb), 0, sizeof(struct atm_skb_data));
memset(ATM_SKB(new_skb), 0, sizeof(struct atm_skb_data));
netif_rx(new_skb);
}