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Diffstat (limited to 'src/timedate/timedated.c')
-rw-r--r--src/timedate/timedated.c51
1 files changed, 16 insertions, 35 deletions
diff --git a/src/timedate/timedated.c b/src/timedate/timedated.c
index e068724903..4efa806c39 100644
--- a/src/timedate/timedated.c
+++ b/src/timedate/timedated.c
@@ -216,7 +216,7 @@ static int write_data_timezone(void) {
static int write_data_local_rtc(void) {
int r;
- char *s, *w;
+ char _cleanup_free_ *s = NULL, *w = NULL;
r = read_full_file("/etc/adjtime", &s, NULL);
if (r < 0) {
@@ -234,55 +234,42 @@ static int write_data_local_rtc(void) {
size_t a, b;
p = strchr(s, '\n');
- if (!p) {
- free(s);
+ if (!p)
return -EIO;
- }
p = strchr(p+1, '\n');
- if (!p) {
- free(s);
+ if (!p)
return -EIO;
- }
p++;
e = strchr(p, '\n');
- if (!e) {
- free(s);
+ if (!e)
return -EIO;
- }
a = p - s;
b = strlen(e);
w = new(char, a + (tz.local_rtc ? 5 : 3) + b + 1);
- if (!w) {
- free(s);
+ if (!w)
return -ENOMEM;
- }
*(char*) mempcpy(stpcpy(mempcpy(w, s, a), tz.local_rtc ? "LOCAL" : "UTC"), e, b) = 0;
if (streq(w, NULL_ADJTIME_UTC)) {
- free(w);
-
- if (unlink("/etc/adjtime") < 0) {
+ if (unlink("/etc/adjtime") < 0)
if (errno != ENOENT)
return -errno;
- }
return 0;
}
}
label_init("/etc");
- r = write_string_file_atomic_label("/etc/adjtime", w);
- free(w);
-
- return r;
+ return write_string_file_atomic_label("/etc/adjtime", w);
}
static char** get_ntp_services(void) {
- char **r = NULL, **files, **i;
+ char _cleanup_strv_free_ **r = NULL, **files;
+ char **i;
int k;
k = conf_files_list(&files, ".list", NULL,
@@ -295,14 +282,14 @@ static char** get_ntp_services(void) {
return NULL;
STRV_FOREACH(i, files) {
- FILE *f;
+ FILE _cleanup_fclose_ *f;
f = fopen(*i, "re");
if (!f)
continue;
for (;;) {
- char line[PATH_MAX], *l, **q;
+ char line[PATH_MAX], *l;
if (!fgets(line, sizeof(line), f)) {
@@ -316,22 +303,16 @@ static char** get_ntp_services(void) {
if (l[0] == 0 || l[0] == '#')
continue;
- q = strv_append(r, l);
- if (!q) {
+ if (strv_extend(&r, l) < 0)
log_oom();
- break;
- }
-
- strv_free(r);
- r = q;
+ return NULL;
}
-
- fclose(f);
}
- strv_free(files);
+ i = r;
+ r = NULL; /* avoid cleanup */
- return strv_uniq(r);
+ return strv_uniq(i);
}
static int read_ntp(DBusConnection *bus) {