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Avoid clobbering errno with a call to fprintf

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PR:		bin/173923
Submitted by:	Garrett Cooper <yanegomi@gmail.com>
Approved by:	cperciva
MFC After:	3 days
This commit is contained in:
Eitan Adler 2013-01-16 05:00:51 +00:00
parent 3c1adb82f9
commit bab89cefc7
2 changed files with 6 additions and 0 deletions
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3
usr.sbin/cpucontrol/intel.c
View file

@ -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;
}

3
usr.sbin/cpucontrol/via.c
View file

@ -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 *path)
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;
}