staging/rdma/hfi1: Add braces on all arms of statement

Add braces on all arms of statements to fix checkpatch check:
CHECK: braces {} should be used on all arms of this statement

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Jubin John <jubin.john@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
diff --git a/drivers/staging/rdma/hfi1/twsi.c b/drivers/staging/rdma/hfi1/twsi.c
index 6c7f198..1cc0748 100644
--- a/drivers/staging/rdma/hfi1/twsi.c
+++ b/drivers/staging/rdma/hfi1/twsi.c
@@ -119,9 +119,9 @@
 	 * Allow for slow slaves by simple
 	 * delay for falling edge, sampling on rise.
 	 */
-	if (!bit)
+	if (!bit) {
 		udelay(2);
-	else {
+	} else {
 		int rise_usec;
 
 		for (rise_usec = SCL_WAIT_USEC; rise_usec > 0; rise_usec -= 2) {