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authoravg <avg@FreeBSD.org>2016-07-13 10:10:05 +0000
committeravg <avg@FreeBSD.org>2016-07-13 10:10:05 +0000
commit3e58df09596aea413cde6ad3fbfd7b9a90280711 (patch)
treeadd0afacf18ab10cd953fa047bd0ba3e29444eb4 /sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c
parent1774c04e22d7748b699bdb3c75f864096b0f5cc7 (diff)
downloadFreeBSD-src-3e58df09596aea413cde6ad3fbfd7b9a90280711.zip
FreeBSD-src-3e58df09596aea413cde6ad3fbfd7b9a90280711.tar.gz
MFC r299940: fix a vnode reference leak caused by illumos compat traverse()
Diffstat (limited to 'sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c')
-rw-r--r--sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c b/sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c
index 848007e..4214ca8 100644
--- a/sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c
+++ b/sys/cddl/compat/opensolaris/kern/opensolaris_lookup.c
@@ -89,13 +89,14 @@ traverse(vnode_t **cvpp, int lktype)
if (vfsp == NULL)
break;
error = vfs_busy(vfsp, 0);
+
/*
* tvp is NULL for *cvpp vnode, which we can't unlock.
- * At least some callers expect the reference to be
- * maintained to the original *cvpp
*/
if (tvp != NULL)
vput(cvp);
+ else
+ vrele(cvp);
if (error)
return (error);
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