sheepdog: Fix misleading error messages in sd_snapshot_create()
commit27994d587940b0c72d5f1d69f6e1a62a02f26dc9
authorMarkus Armbruster <armbru@redhat.com>
Thu, 12 Feb 2015 13:49:50 +0000 (12 14:49 +0100)
committerKevin Wolf <kwolf@redhat.com>
Tue, 10 Mar 2015 13:02:24 +0000 (10 14:02 +0100)
treed2815db37db42438b0e9f5961254ea69cb850171
parent354483e50726140d9c6cb5ff0e1698bd5f17a2d5
sheepdog: Fix misleading error messages in sd_snapshot_create()

If do_sd_create() fails, it first reports the error returned, then
reports a another one with strerror(errno).  errno is meaningless at
that point.

Report just one error combining the valid information from both
messages.

Reported-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Liu Yuan <namei.unix@gmail.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/sheepdog.c