From ca99d8781fd16edf4c98536a9c18e59a17b06b6c Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 15 Aug 2016 19:06:23 +0100 Subject: [PATCH] drm/i915: Silence GCC warning for cmn_a_well Just make the logic simple enough for even GCC to understand (and foolproof against random changes): drivers/gpu/drm/i915/intel_runtime_pm.c: warning: 'cmn_a_well' may be used uninitialized in this function [-Wuninitialized]: => 871:23 Reported-by: Geert Uytterhoeven Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1471284383-22324-1-git-send-email-chris@chris-wilson.co.uk Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/intel_runtime_pm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index d659d6f5b8d3..a1d73c2de332 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -856,7 +856,7 @@ static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { enum skl_disp_power_wells power_well_id = power_well->data; - struct i915_power_well *cmn_a_well; + struct i915_power_well *cmn_a_well = NULL; if (power_well_id == BXT_DPIO_CMN_BC) { /* @@ -869,7 +869,7 @@ static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, bxt_ddi_phy_init(dev_priv, bxt_power_well_to_phy(power_well)); - if (power_well_id == BXT_DPIO_CMN_BC) + if (cmn_a_well) intel_power_well_put(dev_priv, cmn_a_well); }