[Qemu-devel] [PATCH trivial 2/3] vl: remove redundant local variable 'res'

[Chen Gang <gang.chen.5i5j@gmail.com>]

In function, if no additional resources to free before quit, commonly,
need not use additional local variable 'res' to notice about it. So
remove it to simplify code.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
---
 vl.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/vl.c b/vl.c
index 7505002..377f962 100644
--- a/vl.c
+++ b/vl.c
@@ -1188,18 +1188,16 @@ DeviceState *get_boot_device(uint32_t position)
 {
     uint32_t counter = 0;
     FWBootEntry *i = NULL;
-    DeviceState *res = NULL;
 
     if (!QTAILQ_EMPTY(&fw_boot_order)) {
         QTAILQ_FOREACH(i, &fw_boot_order, link) {
             if (counter == position) {
-                res = i->dev;
-                break;
+                return i->dev;
             }
             counter++;
         }
     }
-    return res;
+    return NULL;
 }
 
 /*
-- 
1.7.9.5