From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Fri, 28 Jul 2017 04:17:28 +0000 (+0200)
Subject: cgroups: use tight scoping
X-Git-Tag: lxc-2.1.0~43^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F1715%2Fhead;p=thirdparty%2Flxc.git

cgroups: use tight scoping

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

diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index c5a9fb32f..af4455476 100644
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -1315,7 +1315,7 @@ static inline bool cgfsng_create(void *hdata)
 {
 	struct cgfsng_handler_data *d = hdata;
 	char *tmp, *cgname, *offset;
-	int i, ret;
+	int i;
 	int idx = 0;
 	size_t len;
 
@@ -1343,6 +1343,8 @@ again:
 		goto out_free;
 	}
 	if (idx) {
+		int ret;
+
 		ret = snprintf(offset, 5, "-%d", idx);
 		if (ret < 0 || (size_t)ret >= 5) {
 			FILE *f = fopen("/dev/null", "w");