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virtio_scsi: verify if queue is broken after virtqueue_get_buf()
authorHeinz Graalfs <graalfs@linux.vnet.ibm.com>
Mon, 11 Nov 2013 01:22:43 +0000 (11:52 +1030)
committerRusty Russell <rusty@rustcorp.com.au>
Mon, 11 Nov 2013 01:23:26 +0000 (11:53 +1030)
If virtqueue_get_buf() returned with a NULL pointer avoid a possibly
endless loop by checking for a broken virtqueue.

Signed-off-by: Heinz Graalfs <graalfs@linux.vnet.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
drivers/scsi/virtio_scsi.c patch | blob | history

diff --cc drivers/scsi/virtio_scsi.c
Simple merge
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