write_redis: remove unused variable from wr_write()

diff --git a/src/write_redis.c b/src/write_redis.c
index 3b8addd..ecbea4e 100644 (file)
--- a/src/write_redis.c
+++ b/src/write_redis.c
@@ -59,7 +59,6 @@ static int wr_write (const data_set_t *ds, /* {{{ */
   size_t value_size;
   char *value_ptr;
   int status;
-  int i;
 
   status = FORMAT_VL (ident, sizeof (ident), vl);
   if (status != 0)