Author: kib
Date: Sat Sep  7 15:57:23 2019
New Revision: 352012
URL: https://svnweb.freebsd.org/changeset/base/352012

Log:
  Properly check for writers when fetching quotas for writeable vnodes
  in UFS quotaon().
  
  Reviewed by:  markj
  MFC after:    1 week
  Differential revision:        https://reviews.freebsd.org/D21560

Modified:
  head/sys/ufs/ufs/ufs_quota.c

Modified: head/sys/ufs/ufs/ufs_quota.c
==============================================================================
--- head/sys/ufs/ufs/ufs_quota.c        Sat Sep  7 15:56:00 2019        
(r352011)
+++ head/sys/ufs/ufs/ufs_quota.c        Sat Sep  7 15:57:23 2019        
(r352012)
@@ -617,7 +617,7 @@ again:
                        MNT_VNODE_FOREACH_ALL_ABORT(mp, mvp);
                        goto again;
                }
-               if (vp->v_type == VNON || vp->v_writecount == 0) {
+               if (vp->v_type == VNON || vp->v_writecount <= 0) {
                        VOP_UNLOCK(vp, 0);
                        vrele(vp);
                        continue;
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