svn commit: r314504 - head/sys/boot/zfs

[Toomas Soome]

Author: tsoome
Date: Wed Mar  1 19:02:43 2017
New Revision: 314504
URL: https://svnweb.freebsd.org/changeset/base/314504

Log:
  loader: r314112 did introduce dereference freed pointer entry
  
  CID: 1371675
  Reported by:	Coverity
  Reviewed by:	jhb, allanjude
  Approved by:	allanjude (mentor)
  Differential Revision:	https://reviews.freebsd.org/D9846

Modified:
  head/sys/boot/zfs/zfsimpl.c

Modified: head/sys/boot/zfs/zfsimpl.c
==============================================================================
--- head/sys/boot/zfs/zfsimpl.c	Wed Mar  1 18:53:05 2017	(r314503)
+++ head/sys/boot/zfs/zfsimpl.c	Wed Mar  1 19:02:43 2017	(r314504)
@@ -2334,7 +2334,7 @@ zfs_lookup(const struct zfsmount *mount,
 	char path[1024];
 	int symlinks_followed = 0;
 	struct stat sb;
-	struct obj_list *entry;
+	struct obj_list *entry, *tentry;
 	STAILQ_HEAD(, obj_list) on_cache = STAILQ_HEAD_INITIALIZER(on_cache);
 
 	spa = mount->spa;
@@ -2482,7 +2482,7 @@ zfs_lookup(const struct zfsmount *mount,
 
 	*dnode = dn;
 done:
-	STAILQ_FOREACH(entry, &on_cache, entry)
+	STAILQ_FOREACH_SAFE(entry, &on_cache, entry, tentry)
 		free(entry);
 	return (rc);
 }