fs: dlm: allow lockspaces have zero lvblen

A dlm user may not use the DLM_LKF_VALBLK flag in the DLM API,
so a zero lvblen should be allowed as a lockspace parameter.

Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Alexander Aring 2022-08-15 15:43:20 -04:00 committed by David Teigland
parent 7175e131eb
commit b5c9d37c7f

View File

@ -416,7 +416,7 @@ static int new_lockspace(const char *name, const char *cluster,
if (namelen > DLM_LOCKSPACE_LEN || namelen == 0)
return -EINVAL;
if (!lvblen || (lvblen % 8))
if (lvblen % 8)
return -EINVAL;
if (!try_module_get(THIS_MODULE))