提交 5518b29f 编写于 作者: J Jiri Slaby 提交者: David S. Miller

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: NJiri Slaby <jslaby@suse.cz>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: NEric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 f1ee89d5
......@@ -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);
}
......
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