mirror: Check for bdrv_get_info result
authorFam Zheng <famz@redhat.com>
Tue, 29 Apr 2014 10:14:17 +0000 (18:14 +0800)
committerKevin Wolf <kwolf@redhat.com>
Tue, 29 Apr 2014 11:43:08 +0000 (13:43 +0200)
commitc3cc95bd155d51fc1f9b7259b3bff20a361a1cca
tree6986f4b0090614b4b7c4ddc38fc806def663203d
parent373df5b135b4a54e0abb394e9e703fef3ded093c
mirror: Check for bdrv_get_info result

bdrv_get_info could fail. Add check before using the returned value.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/mirror.c