From: Chen Zhou Date: Fri, 27 Dec 2019 11:48:11 +0000 (+0800) Subject: drm/gma500: remove set but not used variables 'hist_reg' X-Git-Tag: v5.6-rc1~114^2~13^2~20 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=72f775611daf3ce20358388facbaf11f22899fa2;p=linux.git drm/gma500: remove set but not used variables 'hist_reg' Fixes gcc '-Wunused-but-set-variable' warning: drivers/gpu/drm/gma500/psb_irq.c: In function psb_irq_turn_off_dpst: drivers/gpu/drm/gma500/psb_irq.c:473:6: warning: variable hist_reg set but not used [-Wunused-but-set-variable] Reported-by: Hulk Robot Signed-off-by: Chen Zhou Signed-off-by: Patrik Jakobsson Link: https://patchwork.freedesktop.org/patch/msgid/20191227114811.14907-1-chenzhou10@huawei.com --- diff --git a/drivers/gpu/drm/gma500/psb_irq.c b/drivers/gpu/drm/gma500/psb_irq.c index 40a37e400b02..91f90016dba9 100644 --- a/drivers/gpu/drm/gma500/psb_irq.c +++ b/drivers/gpu/drm/gma500/psb_irq.c @@ -470,12 +470,11 @@ void psb_irq_turn_off_dpst(struct drm_device *dev) { struct drm_psb_private *dev_priv = (struct drm_psb_private *) dev->dev_private; - u32 hist_reg; u32 pwm_reg; if (gma_power_begin(dev, false)) { PSB_WVDC32(0x00000000, HISTOGRAM_INT_CONTROL); - hist_reg = PSB_RVDC32(HISTOGRAM_INT_CONTROL); + PSB_RVDC32(HISTOGRAM_INT_CONTROL); psb_disable_pipestat(dev_priv, 0, PIPE_DPST_EVENT_ENABLE);