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Commit 6ca605f7 authored by Sachin Kamat's avatar Sachin Kamat Committed by Inki Dae
Browse files

drm/exynos: Fix freeing issues in exynos_drm_drv.c 



Fixes the following errors:
drivers/gpu/drm/exynos/exynos_drm_drv.c:182 exynos_drm_open()
error: double free of 'file_priv'
drivers/gpu/drm/exynos/exynos_drm_drv.c:188 exynos_drm_open()
error: dereferencing freed memory 'file_priv'

Signed-off-by: default avatarSachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 7c4c62a0

drivers/gpu/drm/exynos/exynos_drm_drv.c

+8 −6
Original line number Diff line number Diff line
@@ -171,21 +171,23 @@ static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) 
	file->driver_priv = file_priv;



	ret = exynos_drm_subdrv_open(dev, file);

	if (ret) {

		kfree(file_priv);

		file->driver_priv = NULL;

	}

	if (ret)

		goto out;



	anon_filp = anon_inode_getfile("exynos_gem", &exynos_drm_gem_fops,

					NULL, 0);

	if (IS_ERR(anon_filp)) {

		kfree(file_priv);

		return PTR_ERR(anon_filp);

		ret = PTR_ERR(anon_filp);

		goto out;

	}



	anon_filp->f_mode = FMODE_READ | FMODE_WRITE;

	file_priv->anon_filp = anon_filp;



	return ret;

out:

	kfree(file_priv);

	file->driver_priv = NULL;

	return ret;

}