nfsd4: add a helper function to decide if stateid is delegation

Make this check self-documenting.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
J. Bruce Fields 2009-02-21 13:17:19 -08:00
parent 819a8f539a
commit 3e633079e3

View File

@ -2048,6 +2048,11 @@ static int check_stateid_generation(stateid_t *in, stateid_t *ref)
return nfs_ok;
}
static int is_delegation_stateid(stateid_t *stateid)
{
return stateid->si_fileid == 0;
}
/*
* Checks for stateid operations
*/
@ -2073,7 +2078,7 @@ nfs4_preprocess_stateid_op(struct svc_fh *current_fh, stateid_t *stateid, int fl
goto out;
status = nfserr_bad_stateid;
if (!stateid->si_fileid) { /* delegation stateid */
if (is_delegation_stateid(stateid)) {
dp = find_delegation_stateid(ino, stateid);
if (!dp)
goto out;