tests: cleanup saveconfig.c

Signed-off-by: 2xsec <dh48.jeong@samsung.com>

diff --git a/src/tests/saveconfig.c b/src/tests/saveconfig.c
index 58f4d24b6f2c7dea97daf6663076515a7245ba17..c73240223d5456b005258aade79fad1febe335ea 100644 (file)
--- a/src/tests/saveconfig.c
+++ b/src/tests/saveconfig.c
@@ -37,24 +37,30 @@ static int create_container(void)
                perror("fork");
                return -1;
        }
+
        if (pid == 0) {
                execlp("lxc-create", "lxc-create", "-t", "busybox", "-n", MYNAME, NULL);
                exit(EXIT_FAILURE);
        }
+
 again:
        ret = waitpid(pid, &status, 0);
        if (ret == -1) {
                if (errno == EINTR)
                        goto again;
+
                perror("waitpid");
                return -1;
        }
+
        if (ret != pid)
                goto again;
+
        if (!WIFEXITED(status))  { // did not exit normally
                fprintf(stderr, "%d: lxc-create exited abnormally\n", __LINE__);
                return -1;
        }
+
        return WEXITSTATUS(status);
 }
 
@@ -90,6 +96,7 @@ int main(int argc, char *argv[])
                fprintf(stderr, "%d: failed writing config file /tmp/lxctest1\n", __LINE__);
                goto out;
        }
+
        rename(LXCPATH "/" MYNAME "/config", LXCPATH "/" MYNAME "/config.bak");
        if (!c->save_config(c, NULL)) {
                fprintf(stderr, "%d: failed writing config file\n", __LINE__);
@@ -108,6 +115,7 @@ int main(int argc, char *argv[])
 
        fprintf(stderr, "all lxc_container tests passed for %s\n", c->name);
        ret = 0;
+
 out:
        lxc_container_put(c);
        exit(ret);