Logical negate is always false here. This was found by Sparse: drivers/gpu/drm/gma500/psb_irq.c:407:17: warning: dubious: x & !y

Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/drivers/gpu/drm/gma500/psb_irq.c b/drivers/gpu/drm/gma500/psb_irq.c index 7be802b..4ce680f 100644 --- a/drivers/gpu/drm/gma500/psb_irq.c +++ b/drivers/gpu/drm/gma500/psb_irq.c @@ -404,7 +404,7 @@ void psb_irq_turn_off_dpst(struct drm_device *dev) psb_disable_pipestat(dev_priv, 0, PIPE_DPST_EVENT_ENABLE);

pwm_reg = PSB_RVDC32(PWM_CONTROL_LOGIC); - PSB_WVDC32(pwm_reg & !(PWM_PHASEIN_INT_ENABLE), + PSB_WVDC32(pwm_reg & ~PWM_PHASEIN_INT_ENABLE, PWM_CONTROL_LOGIC); pwm_reg = PSB_RVDC32(PWM_CONTROL_LOGIC);