Declare var inside loop (code review change)

diff --git a/src/utils/format_graphite/format_graphite.c b/src/utils/format_graphite/format_graphite.c
index 32bd64e..ffef3e2 100644 (file)
--- a/src/utils/format_graphite/format_graphite.c
+++ b/src/utils/format_graphite/format_graphite.c
@@ -36,9 +36,8 @@
 
 /* helper function for reverse_hostname */
 void reverse_string(char *r_host, int len) {
-  char t;
   for (int i = 0, j = len - 1; i < j; i++, j--) {
-    t = r_host[i];
+    char t = r_host[i];
     r_host[i] = r_host[j];
     r_host[j] = t;
   }