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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2017-11-29 14:56:42 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2017-11-29 14:56:42 +0100
commit2eecc3c4c63955c3d5860b44422dccd229ec7043 (patch)
treea3256780705eb959d17dd4c4a622a89f1001d90d /drivers/gpu/drm/drm_crtc.c
parent9a315efc7e2646e75e8cc9d1d79e508589ad2202 (diff)
parentb271e8fa67a6d9c4600274a25636cfe00fdd1b68 (diff)
Merge tag 'tegra-l4t-r21.6' into toradex_tk1_l4t_r21.6
Merge NVIDIA's latest Linux for Tegra aka L4T R21.6 Linux kernel changes from git://nv-tegra.nvidia.com/linux-3.10.git commit: b271e8fa67a6d9c4600274a25636cfe00fdd1b68 Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> Acked-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
-rw-r--r--drivers/gpu/drm/drm_crtc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 8759d699bd8e..d8fcc80ecee6 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2956,8 +2956,8 @@ static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev
struct drm_property_blob *blob;
int ret;
- if (!length || !data)
- return NULL;
+ if (!length || !data || length > ULONG_MAX - sizeof(struct drm_property_blob))
+ return ERR_PTR(-EINVAL);
blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL);
if (!blob)