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path: root/drivers/gpu/drm/drm_bufs.c
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Diffstat (limited to 'drivers/gpu/drm/drm_bufs.c')
-rw-r--r--drivers/gpu/drm/drm_bufs.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index bfc419ed9d6c..ceca79b1468d 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -1340,7 +1340,10 @@ static int copy_one_buf(void *data, int count, struct drm_buf_entry *from)
.size = from->buf_size,
.low_mark = from->low_mark,
.high_mark = from->high_mark};
- return copy_to_user(to, &v, offsetof(struct drm_buf_desc, flags));
+
+ if (copy_to_user(to, &v, offsetof(struct drm_buf_desc, flags)))
+ return -EFAULT;
+ return 0;
}
int drm_legacy_infobufs(struct drm_device *dev, void *data,