b=16605 don't LASSERT on unverified client data in filter_parent

i=Johann Lombardi
i=Andrew Perepechko

diff --git a/lustre/obdfilter/filter.c b/lustre/obdfilter/filter.c
index 050de74..3dbd107 100644 (file)
--- a/lustre/obdfilter/filter.c
+++ b/lustre/obdfilter/filter.c
@@ -1349,7 +1349,9 @@ static int filter_lock_dentry(struct obd_device *obd, struct dentry *dparent)
 struct dentry *filter_parent(struct obd_device *obd, obd_gr group, obd_id objid)
 {
         struct filter_obd *filter = &obd->u.filter;
-        LASSERT(group < FILTER_GROUPS); /* FIXME: object groups */
+
+        if (group >= FILTER_GROUPS) /* FIXME: object groups */
+               return ERR_PTR(-EBADF);
 
         if (group > 0 || filter->fo_subdir_count == 0)
                 return filter->fo_dentry_O_groups[group];