Commit ba78755e authored by Dave Airlie's avatar Dave Airlie
Browse files

Merge tag 'drm-misc-fixes-2020-09-24' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes 



drm-misc-fixes for v5.9:
- Single null pointer deref fix for dma-buf.

Signed-off-by: default avatarDave Airlie <airlied@redhat.com>

From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/4106c21e-f52c-4c05-6cdb-daa743bb8617@linux.intel.com
parents f3231a02 19a508bd

drivers/dma-buf/dma-buf.c

+2 −0
Original line number Diff line number Diff line
@@ -59,6 +59,8 @@ static void dma_buf_release(struct dentry *dentry) 
	struct dma_buf *dmabuf;



	dmabuf = dentry->d_fsdata;

	if (unlikely(!dmabuf))

		return;



	BUG_ON(dmabuf->vmapping_counter);