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authorMichel Daenzer <michel@daenzer.net>2002-09-21 23:18:54 +0000
committerMichel Daenzer <michel@daenzer.net>2002-09-21 23:18:54 +0000
commitcfa1a918b6d6b2d0fd9ae0f58f5b86a15c443dcb (patch)
tree0b0c8cf97cc6323ed332c3595ce6741cae14d704 /linux/drm_lock.h
parentc4318a5c642d15ad3847a0b7a3185abf0c1ca219 (diff)
make sure we never oops because the hardware lock pointer in the sigdata
structure is out of date
Diffstat (limited to 'linux/drm_lock.h')
-rw-r--r--linux/drm_lock.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/linux/drm_lock.h b/linux/drm_lock.h
index c10cfe2c..c887d1f6 100644
--- a/linux/drm_lock.h
+++ b/linux/drm_lock.h
@@ -237,7 +237,7 @@ int DRM(notifier)(void *priv)
/* Allow signal delivery if lock isn't held */
- if (!_DRM_LOCK_IS_HELD(s->lock->lock)
+ if (!s->lock || !_DRM_LOCK_IS_HELD(s->lock->lock)
|| _DRM_LOCKING_CONTEXT(s->lock->lock) != s->context) return 1;
/* Otherwise, set flag to force call to