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| H A D | virtio_net.c | diff 7eb2e25112bf920bb0a4d1cca445f3d96874c25f Mon May 26 02:42:42 CDT 2008 Rusty Russell <rusty@rustcorp.com.au> virtio: fix virtio_net xmit of freed skb bug
If we fail to transmit a packet, we assume the queue is full and put
the skb into last_xmit_skb. However, if more space frees up before we
xmit it, we loop, and the result can be transmitting the same skb twice.
Fix is simple: set skb to NULL if we've used it in some way, and check
before sending.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
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