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authorDave Airlie <airlied@redhat.com>2017-04-11 07:40:42 +1000
committerDave Airlie <airlied@redhat.com>2017-04-11 07:40:42 +1000
commitb769fefb68cd70385d68220ae341e5a10723fbc0 (patch)
treea2881410c9dc5a3474619d155fac981cfbd4ee8f /drivers/gpu/drm/msm/msm_gem.c
parent1420f63b8207e966f54caec26d08abdc2ff37193 (diff)
parent39da7c509acff13fc8cb12ec1bb20337c988ed36 (diff)
Backmerge tag 'v4.11-rc6' into drm-next
Linux 4.11-rc6 drm-misc needs 4.11-rc5, may as well fix conflicts with rc6.
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
-rw-r--r--drivers/gpu/drm/msm/msm_gem.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 59811f29607d..68e509b3b9e4 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -812,6 +812,12 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev,
size = PAGE_ALIGN(size);
+ /* Disallow zero sized objects as they make the underlying
+ * infrastructure grumpy
+ */
+ if (size == 0)
+ return ERR_PTR(-EINVAL);
+
ret = msm_gem_new_impl(dev, size, flags, NULL, &obj);
if (ret)
goto fail;