Merge branch 'linux-linaro-lsk-v4.4-android' of git://git.linaro.org/kernel/linux...

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / drm_prime.c

diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index 968b31f39884865320a74913f8a66c37224d274e..4675bd3b050b902e171055c5ef5311af55f9cd37 100644 (file)
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -333,7 +333,7 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops =  {
  * drm_gem_prime_export - helper library implementation of the export callback
  * @dev: drm_device to export from
  * @obj: GEM object to export
- * @flags: flags like DRM_CLOEXEC
+ * @flags: flags like DRM_CLOEXEC and DRM_RDWR
  *
  * This is the implementation of the gem_prime_export functions for GEM drivers
  * using the PRIME helpers.
@@ -635,7 +635,6 @@ int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
                                 struct drm_file *file_priv)
 {
        struct drm_prime_handle *args = data;
-       uint32_t flags;
 
        if (!drm_core_check_feature(dev, DRIVER_PRIME))
                return -EINVAL;
@@ -644,14 +643,11 @@ int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
                return -ENOSYS;
 
        /* check flags are valid */
-       if (args->flags & ~DRM_CLOEXEC)
+       if (args->flags & ~(DRM_CLOEXEC | DRM_RDWR))
                return -EINVAL;
 
-       /* we only want to pass DRM_CLOEXEC which is == O_CLOEXEC */
-       flags = args->flags & DRM_CLOEXEC;
-
        return dev->driver->prime_handle_to_fd(dev, file_priv,
-                       args->handle, flags, &args->fd);
+                       args->handle, args->flags, &args->fd);
 }
 
 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,