Silence the style/whitespace police

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/blktrace.c b/blktrace.c
index 4469243..cdbfea0 100644
--- a/blktrace.c
+++ b/blktrace.c
@@ -219,7 +219,7 @@
 	queue_io_piece(td, ipo);
 }
 
-static void handle_trace_notify( struct blk_io_trace *t)
+static void handle_trace_notify(struct blk_io_trace *t)
 {
 	switch (t->action) {
 	case BLK_TN_PROCESS: