autofs-5.1.7 - fix double unlock in parse_mount()

From: Ian Kent <raven@themaw.net>

Coverity: double_unlock: "cache_unlock" unlocks "mc->rwlock" while it
	  is unlocked.

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

--- autofs-5.1.4.orig/CHANGELOG
+++ autofs-5.1.4/CHANGELOG
@@ -54,6 +54,7 @@
 - remove redundant if check.
 - fix possible memory leak in master_parse().
 - fix possible memory leak in mnts_add_amdmount().
+- fix double unlock in parse_mount().
 
 xx/xx/2018 autofs-5.1.5
 - fix flag file permission.
--- autofs-5.1.4.orig/modules/parse_sun.c
+++ autofs-5.1.4/modules/parse_sun.c
@@ -1528,7 +1528,6 @@ dont_expand:
 			if (!loc) {
 				free(options);
 				free(pmapent);
-				cache_unlock(mc);
 				warn(ap->logopt, MODPREFIX "out of memory");
 				return 1;
 			}