qemu-io: Make filename optional
commitfd0fee34b5ae7699dc558c12ddc3663bdb580060
authorMax Reitz <mreitz@redhat.com>
Fri, 20 Dec 2013 18:28:20 +0000 (20 19:28 +0100)
committerKevin Wolf <kwolf@redhat.com>
Wed, 22 Jan 2014 11:07:18 +0000 (22 12:07 +0100)
tree441ffe360562c42eab70df30c68fb9e061af1a5e
parent1bf20b8280186299c750018bbfa3b52f4afd71ea
qemu-io: Make filename optional

Giving a filename is actually not essential, since it can be specified
through the options as well - on the contrary: Sometimes a filename must
not be given.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
qemu-io.c