OMAPDSS: VENC: fix NULL pointer dereference in DSS2 VENC sysfs debug attr on OMAP4
[zen-stable.git] / include / linux / mutex-debug.h
blob731d77d6e155de48fed65db977d2e83843465c06
1 #ifndef __LINUX_MUTEX_DEBUG_H
2 #define __LINUX_MUTEX_DEBUG_H
4 #include <linux/linkage.h>
5 #include <linux/lockdep.h>
7 /*
8 * Mutexes - debugging helpers:
9 */
11 #define __DEBUG_MUTEX_INITIALIZER(lockname) \
12 , .magic = &lockname
14 #define mutex_init(mutex) \
15 do { \
16 static struct lock_class_key __key; \
18 __mutex_init((mutex), #mutex, &__key); \
19 } while (0)
21 extern void mutex_destroy(struct mutex *lock);
23 #endif