confile: cleanup append_unexp_config_line()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index 8eb52a70928bf4793f044bd7d1bbb11eb3ec5692..d6db65c7348506e2dcf236a316f1229c4b358739 100644 (file)
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -2464,10 +2464,11 @@ int append_unexp_config_line(const char *line, struct lxc_conf *conf)
 
        linelen = strlen(line);
        while (conf->unexpanded_alloced <= len + linelen + 2) {
-               char *tmp = realloc(conf->unexpanded_config,
-                                   conf->unexpanded_alloced + 1024);
+               char *tmp;
+
+               tmp = realloc(conf->unexpanded_config, conf->unexpanded_alloced + 1024);
                if (!tmp)
-                       return -1;
+                       return ret_errno(EINVAL);
 
                if (!conf->unexpanded_config)
                        *tmp = '\0';