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authorLennart Poettering <lennart@poettering.net>2013-11-19 01:12:03 +0100
committerLennart Poettering <lennart@poettering.net>2013-11-20 19:36:14 +0100
commit8e64fd110d85de45929cefcbf83aa506d60f8795 (patch)
treeea951d3292705a364f800c7e1e8c409dd57e0912 /src/shared/hwclock.c
parentd3cfcae9db39b0cd01bd8c3db1dc57d6a04554a4 (diff)
hwclock: modernizations
Diffstat (limited to 'src/shared/hwclock.c')
-rw-r--r--src/shared/hwclock.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/src/shared/hwclock.c b/src/shared/hwclock.c
index 60292a0153..7059d9c75b 100644
--- a/src/shared/hwclock.c
+++ b/src/shared/hwclock.c
@@ -44,8 +44,7 @@
#include "fileio.h"
int hwclock_get_time(struct tm *tm) {
- int fd;
- int err = 0;
+ _cleanup_close_ int fd = -1;
assert(tm);
@@ -56,20 +55,17 @@ int hwclock_get_time(struct tm *tm) {
/* This leaves the timezone fields of struct tm
* uninitialized! */
if (ioctl(fd, RTC_RD_TIME, tm) < 0)
- err = -errno;
+ return -errno;
/* We don't know daylight saving, so we reset this in order not
* to confuse mktime(). */
tm->tm_isdst = -1;
- close_nointr_nofail(fd);
-
- return err;
+ return 0;
}
int hwclock_set_time(const struct tm *tm) {
- int fd;
- int err = 0;
+ _cleanup_close_ int fd = -1;
assert(tm);
@@ -78,11 +74,9 @@ int hwclock_set_time(const struct tm *tm) {
return -errno;
if (ioctl(fd, RTC_SET_TIME, tm) < 0)
- err = -errno;
-
- close_nointr_nofail(fd);
+ return -errno;
- return err;
+ return 0;
}
int hwclock_is_localtime(void) {