block: Clean up exit_io_context() source code.

This patch fixes a spelling error in a source code comment and removes
superfluous braces in the function exit_io_context().

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Cc: Jens Axboe <jaxboe@fusionio.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

diff --git a/block/blk-ioc.c b/block/blk-ioc.c
index 3c7a339..b791022 100644 (file)
--- a/block/blk-ioc.c
+++ b/block/blk-ioc.c
@@ -64,7 +64,7 @@ static void cfq_exit(struct io_context *ioc)
        rcu_read_unlock();
 }
 
-/* Called by the exitting task */
+/* Called by the exiting task */
 void exit_io_context(struct task_struct *task)
 {
        struct io_context *ioc;
@@ -74,10 +74,9 @@ void exit_io_context(struct task_struct *task)
        task->io_context = NULL;
        task_unlock(task);
 
-       if (atomic_dec_and_test(&ioc->nr_tasks)) {
+       if (atomic_dec_and_test(&ioc->nr_tasks))
                cfq_exit(ioc);
 
-       }
        put_io_context(ioc);
 }