lib-sasl: sasl-server-mech-gssapi - Allow krb5_keytab setting to be NULL

3 months ago · bced32afa5
1 changed files with 1 additions and 1 deletions
--- a/src/lib-sasl/sasl-server-mech-gssapi.c
+++ b/src/lib-sasl/sasl-server-mech-gssapi.c
@ -719,7 +719,7 @@ mech_gssapi_register(struct sasl_server_instance *sinst,

 	const char *path = set->krb5_keytab;

-	if (*path != '\0') {
+	if (path != NULL && *path != '\0') {
 		/* Environment may be used by Kerberos 5 library directly */
 		env_put("KRB5_KTNAME", path);
 #ifdef HAVE_GSSKRB5_REGISTER_ACCEPTOR_IDENTITY