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xen-netback: do not report success if backend_create_xenvif() fails
authorAlexey Khoroshilov <khoroshilov@ispras.ru>
Mon, 24 Nov 2014 10:58:00 +0000 (13:58 +0300)
committerDavid S. Miller <davem@davemloft.net>
Mon, 24 Nov 2014 21:14:45 +0000 (16:14 -0500)
If xenvif_alloc() or xenbus_scanf() fail in backend_create_xenvif(),
xenbus is left in offline mode but netback_probe() reports success.

The patch implements propagation of error code for backend_create_xenvif().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Acked-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/xen-netback/xenbus.c patch | blob | history

diff --cc drivers/net/xen-netback/xenbus.c
Simple merge
Pandora Kernel Repository