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authorPierre Morel <pmorel@linux.vnet.ibm.com>2015-09-10 16:35:08 +0200
committerMichael S. Tsirkin <mst@redhat.com>2015-09-16 12:48:08 +0300
commitad2aa04218de9bd734d593adb0ac59854ec0cb68 (patch)
tree9450fac88940838127f0170f2bd3d22e323e0bc9 /tools
parentfd2e8d4300c56f9660679d629c449118e14c00cd (diff)
downloadop-kernel-dev-ad2aa04218de9bd734d593adb0ac59854ec0cb68.zip
op-kernel-dev-ad2aa04218de9bd734d593adb0ac59854ec0cb68.tar.gz
virtio/s390: handle failures of READ_VQ_CONF ccw
In virtio_ccw_read_vq_conf() the return value of ccw_io_helper() was not checked. If the configuration could not be read properly, we'd wrongly assume a queue size of 0. Let's propagate any I/O error to virtio_ccw_setup_vq() so it may properly fail. Signed-off-by: Pierre Morel <pmorel@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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