svn commit: r315200 - head/sbin/dhclient/tests
Ngie Cooper
ngie at FreeBSD.org
Mon Mar 13 17:15:46 UTC 2017
Author: ngie
Date: Mon Mar 13 17:15:45 2017
New Revision: 315200
URL: https://svnweb.freebsd.org/changeset/base/315200
Log:
Fix -Wunused-but-set-warning with `ret`
While here, resolve Coverity warnings by demonstrating that vfprintf's
return value is being explicitly ignored.
MFC after: 1 week
Reported by: gcc 6.3.0
Tested with: clang, gcc 4.2.1, gcc 6.3.0
Sponsored by: Dell EMC Isilon
Modified:
head/sbin/dhclient/tests/fake.c
Modified: head/sbin/dhclient/tests/fake.c
==============================================================================
--- head/sbin/dhclient/tests/fake.c Mon Mar 13 17:05:49 2017 (r315199)
+++ head/sbin/dhclient/tests/fake.c Mon Mar 13 17:15:45 2017 (r315200)
@@ -14,7 +14,7 @@ error(char *fmt, ...)
va_list ap;
va_start(ap, fmt);
- vfprintf(stderr, fmt, ap);
+ (void)vfprintf(stderr, fmt, ap);
va_end(ap);
fprintf(stderr, "\n");
@@ -24,11 +24,10 @@ error(char *fmt, ...)
int
warning(char *fmt, ...)
{
- int ret;
va_list ap;
va_start(ap, fmt);
- ret = vfprintf(stderr, fmt, ap);
+ (void)vfprintf(stderr, fmt, ap);
va_end(ap);
fprintf(stderr, "\n");
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