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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2017-10-15 23:00:54 +0200
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2017-10-18 17:14:05 +0200
commitc47f86e660176a1149f3afc5e2eb12ea3bcbb6d9 (patch)
treed397e72bf3f2ae9b0bc0f7ae9b60c1946f81c655 /src/basic
parent545a30a9a921018a2b59cd92f78a6b287defc8cf (diff)
downloadsystemd-c47f86e660176a1149f3afc5e2eb12ea3bcbb6d9.tar.gz
util-lib: simplify kexec_loaded()
Diffstat (limited to 'src/basic')
-rw-r--r--src/basic/util.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/src/basic/util.c b/src/basic/util.c
index 687de40993..37fbfbf97f 100644
--- a/src/basic/util.c
+++ b/src/basic/util.c
@@ -177,15 +177,12 @@ int block_get_whole_disk(dev_t d, dev_t *ret) {
}
bool kexec_loaded(void) {
- bool loaded = false;
- char *s;
-
- if (read_one_line_file("/sys/kernel/kexec_loaded", &s) >= 0) {
- if (s[0] == '1')
- loaded = true;
- free(s);
- }
- return loaded;
+ _cleanup_free_ char *s = NULL;
+
+ if (read_one_line_file("/sys/kernel/kexec_loaded", &s) < 0)
+ return false;
+
+ return s[0] == '1';
}
int prot_from_flags(int flags) {