From 5db97df274e80b03705abb418ed6f0c9b74b99ec Mon Sep 17 00:00:00 2001
From: Chen Gang <gang.chen.5i5j@gmail.com>
Date: Sat, 21 Jun 2014 21:00:44 +0800
Subject: [PATCH] block.c: Remove useless 'buf' variable

'buf' is not used actually, so remove it and related snprintf() statement.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 block.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/block.c b/block.c
index e6f9b71e11..217f523dd0 100644
--- a/block.c
+++ b/block.c
@@ -5581,7 +5581,6 @@ void bdrv_img_create(const char *filename, const char *fmt,
         if (backing_file) {
             BlockDriverState *bs;
             uint64_t size;
-            char buf[32];
             int back_flags;
 
             /* backing files always opened read-only */
@@ -5602,7 +5601,6 @@ void bdrv_img_create(const char *filename, const char *fmt,
             bdrv_get_geometry(bs, &size);
             size *= 512;
 
-            snprintf(buf, sizeof(buf), "%" PRId64, size);
             qemu_opt_set_number(opts, BLOCK_OPT_SIZE, size);
 
             bdrv_unref(bs);