Check return pointer from intel_crtc_for_plane() before dereferencing it, as it can be NULL.
Cc: Jani Nikula <[email protected]> Cc: Caz Yokoyama <[email protected]> Cc: Radhakrishna Sripada <[email protected]> Signed-off-by: Harish Chegondi <[email protected]> --- drivers/gpu/drm/i915/intel_pm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index bdf97a8c9ef3..c7a4d8d971d7 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2373,7 +2373,7 @@ static void i9xx_update_wm(struct drm_i915_private *dev_priv) else fifo_size = i9xx_get_fifo_size(dev_priv, PLANE_A); crtc = intel_crtc_for_plane(dev_priv, PLANE_A); - if (intel_crtc_active(crtc)) { + if (crtc && intel_crtc_active(crtc)) { const struct drm_display_mode *pipe_mode = &crtc->config->hw.pipe_mode; const struct drm_framebuffer *fb = @@ -2403,7 +2403,7 @@ static void i9xx_update_wm(struct drm_i915_private *dev_priv) else fifo_size = i9xx_get_fifo_size(dev_priv, PLANE_B); crtc = intel_crtc_for_plane(dev_priv, PLANE_B); - if (intel_crtc_active(crtc)) { + if (crtc && intel_crtc_active(crtc)) { const struct drm_display_mode *pipe_mode = &crtc->config->hw.pipe_mode; const struct drm_framebuffer *fb = -- 2.31.1
