From: Jan Safranek <jsafrane@redhat.com>
Date: Wed, 24 Aug 2011 09:40:28 +0000 (+0200)
Subject: tests: Check getpwnam() return value
X-Git-Tag: v0.38~58
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=287ae37ced354dd3ded73d5062937b241189263a;p=thirdparty%2Flibcgroup.git

tests: Check getpwnam() return value

Signed-off-by: Jan Safranek <jsafrane@redhat.com>
Acked-by: Dhaval Giani <dhaval.giani@gmail.com>
---

diff --git a/tests/setuid.c b/tests/setuid.c
index c824511c..02916e41 100644
--- a/tests/setuid.c
+++ b/tests/setuid.c
@@ -43,6 +43,12 @@ int main(int argc, char *argv[])
 	}
 
 	pwd = getpwnam(argv[1]);
+	if (!pwd) {
+		fprintf(stderr, "getpwnam() failed: %s\n",
+				strerror(errno));
+		ret = -errno;
+		goto finished;
+	}
 	uid = pwd->pw_uid;
 	fprintf(stdout, "Setting UID to %s (%d).\n", pwd->pw_name, uid);
 	if ((ret = setuid(uid))) {