autofs-5.1.8 - fix missing unlock in sasl_do_kinit_ext_cc()

From: James Dingwall <james-autofs@dingwall.me.uk>

There is a missing mutex unlock in function sasl_do_kinit_ext_cc(),
fix it.

Signed-off-by: James Dingwall <james-autofs@dingwall.me.uk>
Signed-off-by: Ian Kent <raven@themaw.net>
---
 CHANGELOG            |    1 +
 modules/cyrus-sasl.c |    4 ++++
 2 files changed, 5 insertions(+)

--- autofs-5.1.7.orig/CHANGELOG
+++ autofs-5.1.7/CHANGELOG
@@ -103,6 +103,7 @@
 - fix nfsv4 only mounts should not use rpcbind.
 - dont use initgroups() at spawn.
 - fix invalid tsv access.
+- fix missing unlock in sasl_do_kinit_ext_cc().
 
 25/01/2021 autofs-5.1.7
 - make bind mounts propagation slave by default.
--- autofs-5.1.7.orig/modules/cyrus-sasl.c
+++ autofs-5.1.7/modules/cyrus-sasl.c
@@ -721,6 +721,10 @@ sasl_do_kinit_ext_cc(unsigned logopt, st
 
 	debug(logopt, "Kerberos authentication was successful!");
 
+	status = pthread_mutex_unlock(&krb5cc_mutex);
+	if (status)
+		fatal(status);
+
 	return 0;
 
 out_cleanup_def_princ: