diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dpll_mgr.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c index 4c79e15d156d..d437fcf04bdd 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c @@ -4199,6 +4199,10 @@ void intel_shared_dpll_init(struct drm_i915_private *dev_priv) dpll_info = dpll_mgr->dpll_info; for (i = 0; dpll_info[i].name; i++) { + if (drm_WARN_ON(&dev_priv->drm, + i >= ARRAY_SIZE(dev_priv->display.dpll.shared_dplls))) + break; + drm_WARN_ON(&dev_priv->drm, i != dpll_info[i].id); dev_priv->display.dpll.shared_dplls[i].info = &dpll_info[i]; } @@ -4206,8 +4210,6 @@ void intel_shared_dpll_init(struct drm_i915_private *dev_priv) dev_priv->display.dpll.mgr = dpll_mgr; dev_priv->display.dpll.num_shared_dpll = i; mutex_init(&dev_priv->display.dpll.lock); - - BUG_ON(dev_priv->display.dpll.num_shared_dpll > I915_NUM_PLLS); } /** |