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Subject[PATCH RT] Cleanup of unnecessary do while 0 in api mappings

Cleanup of unnecessary do while 0 in api mappings

With the migration pushdonw a few of the do{ }while(0)
loops became obsolete but got left over - this patch
only removes this fallout.

Patch applies on top of 3.12.9-rt13

Signed-off-by: Nicholas Mc Guire <der.herr@hofr.at>
---
include/linux/rwlock_rt.h | 20 ++++----------------
1 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/include/linux/rwlock_rt.h b/include/linux/rwlock_rt.h
index e85a5df..4c729ce 100644
--- a/include/linux/rwlock_rt.h
+++ b/include/linux/rwlock_rt.h
@@ -42,10 +42,7 @@ extern void __rt_rwlock_init(rwlock_t *rwlock, char *name, struct lock_class_key
flags = rt_write_lock_irqsave(lock); \
} while (0)

-#define read_lock(lock) \
- do { \
- rt_read_lock(lock); \
- } while (0)
+#define read_lock(lock) rt_read_lock(lock)

#define read_lock_bh(lock) \
do { \
@@ -55,10 +52,7 @@ extern void __rt_rwlock_init(rwlock_t *rwlock, char *name, struct lock_class_key

#define read_lock_irq(lock) read_lock(lock)

-#define write_lock(lock) \
- do { \
- rt_write_lock(lock); \
- } while (0)
+#define write_lock(lock) rt_write_lock(lock)

#define write_lock_bh(lock) \
do { \
@@ -68,10 +62,7 @@ extern void __rt_rwlock_init(rwlock_t *rwlock, char *name, struct lock_class_key

#define write_lock_irq(lock) write_lock(lock)

-#define read_unlock(lock) \
- do { \
- rt_read_unlock(lock); \
- } while (0)
+#define read_unlock(lock) rt_read_unlock(lock)

#define read_unlock_bh(lock) \
do { \
@@ -81,10 +72,7 @@ extern void __rt_rwlock_init(rwlock_t *rwlock, char *name, struct lock_class_key

#define read_unlock_irq(lock) read_unlock(lock)

-#define write_unlock(lock) \
- do { \
- rt_write_unlock(lock); \
- } while (0)
+#define write_unlock(lock) rt_write_unlock(lock)

#define write_unlock_bh(lock) \
do { \
--
1.7.2.5


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