confile: config_rootfs_backend()

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

confile: config_rootfs_backend()
85a540f6 · Christian Brauner · Stéphane Graber · ef821d5a · 85a540f6
Unverified Commit 85a540f6 authored May 29, 2017 by Christian Brauner Committed by Stéphane Graber Jul 01, 2017
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confile.c src/lxc/confile.c +4 -2

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--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -1946,12 +1946,14 @@ static int config_rootfs_options(const char *key, const char *value,
 }

 static int config_rootfs_backend(const char *key, const char *value,
-			       struct lxc_conf *lxc_conf)
+				 struct lxc_conf *lxc_conf)
 {
-	if (strlen(value) == 0) {
+	if (config_value_empty(value)) {
 		free(lxc_conf->rootfs.bdev_type);
 		lxc_conf->rootfs.bdev_type = NULL;
+		return 0;
 	}
+
 	if (!is_valid_bdev_type(value)) {
 		ERROR("Bad rootfs.backend: '%s'", value);
 		return -1;