[PATCH] drm: drm_stub: Fixing return value if driver master_set call failed
Benjamin GAIGNARD
benjamin.gaignard at st.com
Wed Jun 26 08:58:59 PDT 2013
From: Benjamin Gaignard <benjamin.gaignard at linaro.org>
When dev->driver->master_set() failed ioctl call return 0
but the caller is not the DRM-Master because file_priv->is_master = 0.
Fix that by returning to ioctl caller the driver master_set error code.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard at linaro.org>
---
drivers/gpu/drm/drm_stub.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index 16f3ec5..a2f8c92 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -203,7 +203,7 @@ EXPORT_SYMBOL(drm_master_put);
int drm_setmaster_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- int ret;
+ int ret = 0;
if (file_priv->is_master)
return 0;
@@ -229,7 +229,7 @@ int drm_setmaster_ioctl(struct drm_device *dev, void *data,
}
mutex_unlock(&dev->struct_mutex);
- return 0;
+ return ret;
}
int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
--
1.7.9.5
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