autofs-5.1.8 - get rid of strlen call in handle_packet_missing_direct()

From: Ian Kent <raven@themaw.net>

There is a length field in struct mapent, use it.

Signed-off-by: Ian Kent <raven@themaw.net>
---
 CHANGELOG       |    1 +
 daemon/direct.c |    7 +++----
 2 files changed, 4 insertions(+), 4 deletions(-)

--- autofs-5.1.4.orig/CHANGELOG
+++ autofs-5.1.4/CHANGELOG
@@ -134,6 +134,7 @@
 - add buffer length checks to autofs mount_mount().
 - eliminate root param from autofs mount and umount.
 - remove redundant fstat from do_mount_direct().
+- get rid of strlen call in handle_packet_missing_direct().
 
 xx/xx/2018 autofs-5.1.5
 - fix flag file permission.
--- autofs-5.1.4.orig/daemon/direct.c
+++ autofs-5.1.4/daemon/direct.c
@@ -1288,7 +1288,7 @@ int handle_packet_missing_direct(struct
 	char buf[MAX_ERR_BUF];
 	int status = 0;
 	struct timespec wait;
-	int ioctlfd, len, state;
+	int ioctlfd, state;
 	unsigned int kver_major = get_kver_major();
 	unsigned int kver_minor = get_kver_minor();
 
@@ -1390,8 +1390,7 @@ int handle_packet_missing_direct(struct
 		return 0;
 	}
 
-	len = strlen(me->key);
-	if (len >= PATH_MAX) {
+	if (me->len >= PATH_MAX) {
 		error(ap->logopt, "direct mount path too long %s", me->key);
 		ops->send_fail(ap->logopt,
 			       ioctlfd, pkt->wait_queue_token, -ENAMETOOLONG);
@@ -1430,7 +1429,7 @@ int handle_packet_missing_direct(struct
 	mt->ioctlfd = ioctlfd;
 	mt->mc = mc;
 	strcpy(mt->name, me->key);
-	mt->len = len;
+	mt->len = me->len;
 	mt->dev = me->dev;
 	mt->type = NFY_MOUNT;
 	mt->uid = pkt->uid;