[PATCH] drm/atomic: fix null dereference

From: Sudip Mukherjee
Date: Sat Jul 11 2015 - 13:24:55 EST


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@xxxxxxxxxxxxxxx>
---
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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