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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-07-26 14:03:11 -0400
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-07-26 15:08:42 -0400
commit60731f32f1d25070ed7559bdd64d65e7462a4df6 (patch)
tree628f948ea354bd1c8f2e776f33a221020a3f4df6
parent5b6f6ebd63a0d212738ee50e9bc357120af6d3ce (diff)
systemctl: do not bother to mutate state on error
We will abort anyway.
-rw-r--r--src/systemctl/systemctl.c37
1 files changed, 12 insertions, 25 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index f3d7fc8d6e..0631190504 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -5002,10 +5002,8 @@ static int enable_sysv_units(const char *verb, char **args) {
j = asprintf(&path, "%s/%s/%s", arg_root, *k, name);
else
j = asprintf(&path, "%s/%s", *k, name);
- if (j < 0) {
- r = log_oom();
- goto finish;
- }
+ if (j < 0)
+ return log_oom();
found_native = access(path, F_OK) >= 0;
if (found_native)
@@ -5019,10 +5017,8 @@ static int enable_sysv_units(const char *verb, char **args) {
j = asprintf(&p, "%s/" SYSTEM_SYSVINIT_PATH "/%s", arg_root, name);
else
j = asprintf(&p, SYSTEM_SYSVINIT_PATH "/%s", name);
- if (j < 0) {
- r = log_oom();
- goto finish;
- }
+ if (j < 0)
+ return log_oom();
p[strlen(p) - strlen(".service")] = 0;
found_sysv = access(p, F_OK) >= 0;
@@ -5044,18 +5040,15 @@ static int enable_sysv_units(const char *verb, char **args) {
argv[c] = NULL;
l = strv_join((char**)argv, " ");
- if (!l) {
- r = log_oom();
- goto finish;
- }
+ if (!l)
+ return log_oom();
log_info("Executing %s", l);
pid = fork();
if (pid < 0) {
log_error("Failed to fork: %m");
- r = -errno;
- goto finish;
+ return -errno;
} else if (pid == 0) {
/* Child */
@@ -5066,8 +5059,7 @@ static int enable_sysv_units(const char *verb, char **args) {
j = wait_for_terminate(pid, &status);
if (j < 0) {
log_error("Failed to wait for child: %s", strerror(-r));
- r = j;
- goto finish;
+ return j;
}
if (status.si_code == CLD_EXITED) {
@@ -5081,17 +5073,12 @@ static int enable_sysv_units(const char *verb, char **args) {
puts("disabled");
}
- } else if (status.si_status != 0) {
- r = -EINVAL;
- goto finish;
- }
- } else {
- r = -EPROTO;
- goto finish;
- }
+ } else if (status.si_status != 0)
+ return -EINVAL;
+ } else
+ return -EPROTO;
}
-finish:
/* Drop all SysV units */
for (f = 0, t = 0; args[f]; f++) {