We need to check that "ctx" is a valid pointer before dereferencing it.
Signed-off-by: Dan Carpenter dan.carpenter@oracle.com --- Applies to linux-next.
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 9ae3f2c..a82c0ec 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -496,11 +496,13 @@ int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
ctx = create_hw_context(dev, file_priv); mutex_unlock(&dev->struct_mutex); + if (IS_ERR(ctx)) + return PTR_ERR(ctx);
args->ctx_id = ctx->id; DRM_DEBUG_DRIVER("HW context %d created\n", args->ctx_id);
- return PTR_RET(ctx); + return 0; }
int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data,