drm/i915: check for oom when allocating private_default_ctx

Found with smatch

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 985c1ed9f3fc..19fd3629795c 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -489,6 +489,10 @@ int i915_gem_context_open(struct drm_device *dev, struct drm_file *file)
                 /* Cheat for hang stats */
                 file_priv->private_default_ctx =
                         kzalloc(sizeof(struct i915_hw_context), GFP_KERNEL);
+
+                if (file_priv->private_default_ctx == NULL)
+                        return -ENOMEM;
+
                 file_priv->private_default_ctx->vm = &dev_priv->gtt.base;
                 return 0;
         }