autofs-5.1.2 - fix short memory allocation in lookup_amd_instance()

From: Ian Kent <raven@themaw.net>

Fix off by one memory allocation size in lookup_amd_instance().

Signed-off-by: Ian Kent <raven@themaw.net>
---
 CHANGELOG       |    1 +
 daemon/lookup.c |    2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

--- autofs-5.0.7.orig/CHANGELOG
+++ autofs-5.0.7/CHANGELOG
@@ -218,6 +218,7 @@
 - check NFS server availability on local mount fallback.
 - honor last rw in mount options when doing a bind mount.
 - update and add README for old autofs schema.
+- fix short memory allocation in lookup_amd_instance().
 
 25/07/2012 autofs-5.0.7
 =======================
--- autofs-5.0.7.orig/daemon/lookup.c
+++ autofs-5.0.7/daemon/lookup.c
@@ -802,7 +802,7 @@ static int lookup_amd_instance(struct au
 		return NSS_STATUS_UNKNOWN;
 	}
 
-	m_key = malloc(strlen(ap->path) + strlen(me->multi->key) + 1);
+	m_key = malloc(strlen(ap->path) + strlen(me->multi->key) + 2);
 	if (!m_key) {
 		error(ap->logopt,
 		     "failed to allocate storage for search key");