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 c5a9fb32f5cb46f15e7d2a1db98ce007572f2107..af4455476909b83af523e3e34f819c119bc73f92 100644 (file)
--- 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");