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Commit 315c86a3 authored by Krishna Manikandan's avatar Krishna Manikandan Committed by srikanthreddy ponogoti
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disp: msm: sde: protect file private structure with mutex lock 



Access file private data structures inside the
mutex lock only to avoid use-after-free issues .

Change-Id: If70731f517bcb47d4515f131fecafe702064cb45
Signed-off-by: default avatarKrishna Manikandan <mkrishn@codeaurora.org>
parent de43b662

msm/msm_drv.c

+2 −1
Original line number Diff line number Diff line
@@ -1462,7 +1462,7 @@ void msm_mode_object_event_notify(struct drm_mode_object *obj, 


static int msm_release(struct inode *inode, struct file *filp)

{

	struct drm_file *file_priv = filp->private_data;

	struct drm_file *file_priv;

	struct drm_minor *minor;

	struct drm_device *dev;

	struct msm_drm_private *priv;
@@ -1474,6 +1474,7 @@ static int msm_release(struct inode *inode, struct file *filp) 


	mutex_lock(&msm_release_lock);



	file_priv = filp->private_data;

	if (!file_priv) {

		ret = -EINVAL;

		goto end;