This was my missing point. Applied.
Thanks, Inki Dae
-----Original Message----- From: Sachin Kamat [mailto:sachin.kamat@linaro.org] Sent: Friday, November 23, 2012 12:42 PM To: dri-devel@lists.freedesktop.org Cc: inki.dae@samsung.com; jy0922.shim@samsung.com; airlied@linux.ie; sachin.kamat@linaro.org; patches@linaro.org Subject: [PATCH 5/5] drm/exynos: Fix potential NULL pointer dereference
Pointer was being dereferenced after freeing.
Fixes the following error: drivers/gpu/drm/exynos/exynos_drm_g2d.c:323 g2d_userptr_put_dma_addr() error: dereferencing freed memory 'g2d_userptr'
Signed-off-by: Sachin Kamat sachin.kamat@linaro.org
drivers/gpu/drm/exynos/exynos_drm_g2d.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index c1054cb..6ffa076 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -319,8 +319,8 @@ out: g2d_userptr->sgt = NULL;
kfree(g2d_userptr->pages);
- kfree(g2d_userptr); g2d_userptr->pages = NULL;
- kfree(g2d_userptr); g2d_userptr = NULL;
}
-- 1.7.4.1