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Commit b51ca6d1 authored by Krishna Manikandan's avatar Krishna Manikandan Committed by Alexander Grund
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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
parent 1626fc29

drivers/gpu/drm/msm/msm_drv.c

+2 −1
Original line number Diff line number Diff line
@@ -1851,7 +1851,7 @@ static int msm_ioctl_submitqueue_close(struct drm_device *dev, void *data, 


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;
@@ -1861,6 +1861,7 @@ 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;