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packet: bail out of packet_snd() if L2 header creation fails
[deliverable/linux.git]
/
net
/
packet
/
af_packet.c
diff --git
a/net/packet/af_packet.c
b/net/packet/af_packet.c
index 6880f34a529a56510b1145e14d41ed04803dd6a7..9cfe2e1dd8b5099bbac7d824241bd0d06cb01cf7 100644
(file)
--- a/
net/packet/af_packet.c
+++ b/
net/packet/af_packet.c
@@
-2517,7
+2517,7
@@
static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
err = -EINVAL;
if (sock->type == SOCK_DGRAM) {
offset = dev_hard_header(skb, dev, ntohs(proto), addr, NULL, len);
- if (unlikely(offset
) < 0
)
+ if (unlikely(offset
< 0)
)
goto out_free;
} else {
if (ll_header_truncated(dev, len))
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