svn commit: r245491 - head/usr.sbin/cpucontrol
Eitan Adler
eadler at FreeBSD.org
Wed Jan 16 05:00:52 UTC 2013
Author: eadler
Date: Wed Jan 16 05:00:51 2013
New Revision: 245491
URL: http://svnweb.freebsd.org/changeset/base/245491
Log:
Avoid clobbering errno with a call to fprintf
PR: bin/173923
Submitted by: Garrett Cooper <yanegomi at gmail.com>
Approved by: cperciva
MFC After: 3 days
Modified:
head/usr.sbin/cpucontrol/intel.c
head/usr.sbin/cpucontrol/via.c
Modified: head/usr.sbin/cpucontrol/intel.c
==============================================================================
--- head/usr.sbin/cpucontrol/intel.c Wed Jan 16 04:45:45 2013 (r245490)
+++ head/usr.sbin/cpucontrol/intel.c Wed Jan 16 05:00:51 2013 (r245491)
@@ -33,6 +33,7 @@ __FBSDID("$FreeBSD$");
#include <unistd.h>
#include <fcntl.h>
#include <err.h>
+#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
@@ -266,7 +267,9 @@ matched:
args.size = data_size;
error = ioctl(devfd, CPUCTL_UPDATE, &args);
if (error < 0) {
+ error = errno;
fprintf(stderr, "failed.\n");
+ errno = error;
WARN(0, "ioctl()");
goto fail;
}
Modified: head/usr.sbin/cpucontrol/via.c
==============================================================================
--- head/usr.sbin/cpucontrol/via.c Wed Jan 16 04:45:45 2013 (r245490)
+++ head/usr.sbin/cpucontrol/via.c Wed Jan 16 05:00:51 2013 (r245491)
@@ -33,6 +33,7 @@ __FBSDID("$FreeBSD$");
#include <unistd.h>
#include <fcntl.h>
#include <err.h>
+#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
@@ -203,7 +204,9 @@ via_update(const char *dev, const char *
args.size = data_size;
error = ioctl(devfd, CPUCTL_UPDATE, &args);
if (error < 0) {
+ error = errno;
fprintf(stderr, "failed.\n");
+ errno = error;
WARN(0, "ioctl()");
goto fail;
}
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