timer/exynos4210_mct: Remove redundant statement in exynos4210_mct_write()

Clang static code analyzer show warning:
hw/timer/exynos4210_mct.c:1370:9: warning: Value stored to 'index' is never read
        index = GET_L_TIMER_CNT_REG_IDX(offset, lt_i);
        ^       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
hw/timer/exynos4210_mct.c:1399:9: warning: Value stored to 'index' is never read
        index = GET_L_TIMER_CNT_REG_IDX(offset, lt_i);
        ^       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
hw/timer/exynos4210_mct.c:1441:9: warning: Value stored to 'index' is never read
        index = GET_L_TIMER_CNT_REG_IDX(offset, lt_i);
        ^       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200325025919.21316-4-kuhn.chenqun@huawei.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

diff --git a/hw/timer/exynos4210_mct.c b/hw/timer/exynos4210_mct.c
index 944120a..570cf70 100644 (file)
--- a/hw/timer/exynos4210_mct.c
+++ b/hw/timer/exynos4210_mct.c
@@ -1367,7 +1367,6 @@ static void exynos4210_mct_write(void *opaque, hwaddr offset,
 
     case L0_TCNTB: case L1_TCNTB:
         lt_i = GET_L_TIMER_IDX(offset);
-        index = GET_L_TIMER_CNT_REG_IDX(offset, lt_i);
 
         /*
          * TCNTB is updated to internal register only after CNT expired.
@@ -1396,7 +1395,6 @@ static void exynos4210_mct_write(void *opaque, hwaddr offset,
 
     case L0_ICNTB: case L1_ICNTB:
         lt_i = GET_L_TIMER_IDX(offset);
-        index = GET_L_TIMER_CNT_REG_IDX(offset, lt_i);
 
         s->l_timer[lt_i].reg.wstat |= L_WSTAT_ICNTB_WRITE;
         s->l_timer[lt_i].reg.cnt[L_REG_CNT_ICNTB] = value &
@@ -1438,8 +1436,6 @@ static void exynos4210_mct_write(void *opaque, hwaddr offset,
 
     case L0_FRCNTB: case L1_FRCNTB:
         lt_i = GET_L_TIMER_IDX(offset);
-        index = GET_L_TIMER_CNT_REG_IDX(offset, lt_i);
-
         DPRINTF("local timer[%d] FRCNTB write %llx\n", lt_i, value);
 
         s->l_timer[lt_i].reg.wstat |= L_WSTAT_FRCCNTB_WRITE;