Author: trasz
Date: Sat Oct 11 05:11:23 2014
New Revision: 272931
URL: https://svnweb.freebsd.org/changeset/base/272931
Log:
Add assertion to catch duplicated notes.
Sponsored by: The FreeBSD Foundation
Modified:
head/sys/fs/autofs/autofs_vnops.c
Modified: head/sys/fs/autofs/autofs_vnops.c
==============================================================================
--- head/sys/fs/autofs/autofs_vnops.c Sat Oct 11 04:57:17 2014
(r272930)
+++ head/sys/fs/autofs/autofs_vnops.c Sat Oct 11 05:11:23 2014
(r272931)
@@ -504,9 +504,13 @@ autofs_node_new(struct autofs_node *pare
{
struct autofs_node *anp;
- if (parent != NULL)
+ if (parent != NULL) {
AUTOFS_ASSERT_XLOCKED(parent->an_mount);
+ KASSERT(autofs_node_find(parent, name, namelen, NULL) == ENOENT,
+ ("node \"%s\" already exists", name));
+ }
+
anp = uma_zalloc(autofs_node_zone, M_WAITOK | M_ZERO);
if (namelen >= 0)
anp->an_name = strndup(name, namelen, M_AUTOFS);
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