util: Fix logic in virFileSetCOW

When COW is not explicitly requested to be disabled or enabled, the
function is supposed to do nothing on non-BTRFS file systems.

Fixes commit 7230bc95aa.

https://bugzilla.redhat.com/show_bug.cgi?id=1866157

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Jiri Denemark 2020-08-05 10:01:45 +02:00
parent d293a556d7
commit 2edd63a0db

View File

@ -4522,7 +4522,7 @@ virFileSetCOW(const char *path,
}
if (buf.f_type != BTRFS_SUPER_MAGIC) {
if (state == VIR_TRISTATE_BOOL_ABSENT) {
if (state != VIR_TRISTATE_BOOL_ABSENT) {
virReportSystemError(ENOSYS,
_("unable to control COW flag on '%s', not btrfs"),
path);