From: Todd C. Miller <Todd.Miller@courtesan.com>
Date: Mon, 10 Jan 2011 14:23:04 +0000 (-0500)
Subject: If user has no supplementary groups, fall back on checking the group file
X-Git-Tag: SUDO_1_7_5~79
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4ba1c12a7358b463c3d95eba02e510bae7ff2f56;p=sudo

If user has no supplementary groups, fall back on checking the group file
explicitly.

--HG--
branch : 1.7
---

diff --git a/pwutil.c b/pwutil.c
index 26696fe70..226ac9b66 100644
--- a/pwutil.c
+++ b/pwutil.c
@@ -712,7 +712,7 @@ user_in_group(pw, group)
      * If we are matching the invoking or list user and that user has a
      * supplementary group vector, check it.
      */
-    if (user_ngroups >= 0 &&
+    if (user_ngroups > 0 &&
 	strcmp(pw->pw_name, list_pw ? list_pw->pw_name : user_name) == 0) {
 	for (i = 0; i < user_ngroups; i++) {
 	    if (grp->gr_gid == user_groups[i]) {