[PATCH] drm/atomic: fix null dereference

From	Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH] drm/atomic: fix null dereference
Date	2015-07-11 19:30 +0200
Message-ID	<pL6L9-5V0-9@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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We are checking the size of e->event but we were doing it when e is
known to be NULL.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
---
 drivers/gpu/drm/drm_atomic.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index acebd16..51d3a85 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1311,7 +1311,6 @@ static struct drm_pending_vblank_event *create_vblank_event(
 	e = kzalloc(sizeof *e, GFP_KERNEL);
 	if (e == NULL) {
 		spin_lock_irqsave(&dev->event_lock, flags);
-		file_priv->event_space += sizeof e->event;
 		spin_unlock_irqrestore(&dev->event_lock, flags);
 		goto out;
 	}
-- 
1.8.1.2

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[PATCH] drm/atomic: fix null dereference Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2015-07-11 19:30 +0200
  Re: [PATCH] drm/atomic: fix null dereference Rob Clark <robdclark@gmail.com> - 2015-07-11 20:20 +0200

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