This was my missing point. Applied. Thanks, Inki Dae > -----Original Message----- > From: Sachin Kamat [mailto:sachin.kamat@xxxxxxxxxx] > Sent: Friday, November 23, 2012 12:42 PM > To: dri-devel@xxxxxxxxxxxxxxxxxxxxx > Cc: inki.dae@xxxxxxxxxxx; jy0922.shim@xxxxxxxxxxx; airlied@xxxxxxxx; > sachin.kamat@xxxxxxxxxx; patches@xxxxxxxxxx > 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@xxxxxxxxxx> > --- > 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 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
