From: Karel Zak <kzak@redhat.com>
Date: Tue, 28 May 2019 10:19:23 +0000 (+0200)
Subject: renice: make code more readable for static analyzer [coverity scan]
X-Git-Tag: v2.34-rc2~16
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9f74aa07d4d09ba45cce3fea36e9447a3e96ae8c;p=thirdparty%2Futil-linux.git

renice: make code more readable for static analyzer [coverity scan]

It seems coverity and clag have no clue about relation between argv[]
and argc. Let's make code more readable for them...

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/sys-utils/renice.c b/sys-utils/renice.c
index 5efecdfd00..fbce39a1f8 100644
--- a/sys-utils/renice.c
+++ b/sys-utils/renice.c
@@ -140,7 +140,7 @@ int main(int argc, char **argv)
 		argv++;
 	}
 
-	if (argc < 2) {
+	if (argc < 2 || !*argv) {
 		warnx(_("not enough arguments"));
 		errtryhelp(EXIT_FAILURE);
 	}