corosync/0005-do-not-convert-empty-uid-gid-to-0.patch

From 31d931be66ef9ebf0aeb8e1dffa33e3280bfe732 Mon Sep 17 00:00:00 2001
From: Bin Liu <bliu@suse.com>
Date: Tue, 17 Apr 2018 17:06:20 +0800
Subject: [PATCH] do not convert empty uid gid to 0

---
 exec/coroparse.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/exec/coroparse.c b/exec/coroparse.c
index 96bb83a..da82d54 100644
--- a/exec/coroparse.c
+++ b/exec/coroparse.c
@@ -139,6 +139,12 @@ static int uid_determine (const char *req_user)
 	long int id;
 	char *ep;
 
+	if(*req_user == '\0') {
+		sprintf (error_string_response,
+			"The user can not be empty, please read the documentation.");
+		return (-1);
+	}
+
 	id = strtol(req_user, &ep, 10);
 	if (*req_user != '\0' && *ep == '\0' && id >= 0 && id <= UINT_MAX) {
 		return (id);
@@ -193,6 +199,12 @@ static int gid_determine (const char *req_group)
 	long int id;
 	char *ep;
 
+	if(*req_group == '\0') {
+		sprintf (error_string_response,
+			"The group can not be empty, please read the documentation.");
+		return (-1);
+	}
+
 	id = strtol(req_group, &ep, 10);
 	if (*req_group != '\0' && *ep == '\0' && id >= 0 && id <= UINT_MAX) {
 		return (id);
-- 
2.13.6