Patchwork [20/24] ac97: Remove unused local variables

login
register
mail settings
Submitter Stefan Hajnoczi
Date May 8, 2011, 4:05 p.m.
Message ID <1304870719-20885-21-git-send-email-stefanha@linux.vnet.ibm.com>
Download mbox | patch
Permalink /patch/94570/
State New
Headers show

Comments

Stefan Hajnoczi - May 8, 2011, 4:05 p.m.
From: Stefan Weil <weil@mail.berlios.de>

cppcheck report:
hw/ac97.c:1004: style:
 Variable 'written' is assigned a value that is never used
hw/ac97.c:1072: style:
 Variable 'written' is assigned a value that is never used

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
---
 hw/ac97.c |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)

Patch

diff --git a/hw/ac97.c b/hw/ac97.c
index d71072d..a946c1a 100644
--- a/hw/ac97.c
+++ b/hw/ac97.c
@@ -1001,8 +1001,6 @@  static int write_audio (AC97LinkState *s, AC97BusMasterRegs *r,
 
 static void write_bup (AC97LinkState *s, int elapsed)
 {
-    int written = 0;
-
     dolog ("write_bup\n");
     if (!(s->bup_flag & BUP_SET)) {
         if (s->bup_flag & BUP_LAST) {
@@ -1026,7 +1024,6 @@  static void write_bup (AC97LinkState *s, int elapsed)
                 return;
             temp -= copied;
             elapsed -= copied;
-            written += copied;
         }
     }
 }
@@ -1069,7 +1066,7 @@  static int read_audio (AC97LinkState *s, AC97BusMasterRegs *r,
 static void transfer_audio (AC97LinkState *s, int index, int elapsed)
 {
     AC97BusMasterRegs *r = &s->bm_regs[index];
-    int written = 0, stop = 0;
+    int stop = 0;
 
     if (s->invalid_freq[index]) {
         AUD_log ("ac97", "attempt to use voice %d with invalid frequency %d\n",
@@ -1114,7 +1111,6 @@  static void transfer_audio (AC97LinkState *s, int index, int elapsed)
         switch (index) {
         case PO_INDEX:
             temp = write_audio (s, r, elapsed, &stop);
-            written += temp;
             elapsed -= temp;
             r->picb -= (temp >> 1);
             break;