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Date:      Tue, 3 Sep 2019 06:41:20 +0000 (UTC)
From:      Konstantin Belousov <kib@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org
Subject:   svn commit: r351734 - stable/11/sys/kern
Message-ID:  <201909030641.x836fKSh087909@repo.freebsd.org>

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Author: kib
Date: Tue Sep  3 06:41:19 2019
New Revision: 351734
URL: https://svnweb.freebsd.org/changeset/base/351734

Log:
  MFC r351542:
  vn_vget_ino_gen(): relock the lower vnode on error.

Modified:
  stable/11/sys/kern/vfs_vnops.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/kern/vfs_vnops.c
==============================================================================
--- stable/11/sys/kern/vfs_vnops.c	Tue Sep  3 06:40:17 2019	(r351733)
+++ stable/11/sys/kern/vfs_vnops.c	Tue Sep  3 06:41:19 2019	(r351734)
@@ -2080,7 +2080,7 @@ vn_vget_ino_gen(struct vnode *vp, vn_get_ino_t alloc, 
 	VOP_UNLOCK(vp, 0);
 	error = alloc(mp, alloc_arg, lkflags, rvp);
 	vfs_unbusy(mp);
-	if (*rvp != vp)
+	if (error != 0 || *rvp != vp)
 		vn_lock(vp, ltype | LK_RETRY);
 	if (vp->v_iflag & VI_DOOMED) {
 		if (error == 0) {



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