staging: gasket: indentation fix

Align indentation with upstream (and kernel style).

Change-Id: I18608af86196cdc66fcd4fb268f0ae2cc4aa5861

drivers/staging/gasket/gasket_page_table.c

diff --git a/drivers/staging/gasket/gasket_page_table.c b/drivers/staging/gasket/gasket_page_table.c
index 0740c72..004d4d8 100644
--- a/drivers/staging/gasket/gasket_page_table.c
+++ b/drivers/staging/gasket/gasket_page_table.c
@@ -621,7 +621,7 @@ static ulong gasket_extended_lvl0_page_idx(struct gasket_page_table *pg_tbl,
 					   u64 dev_addr)
 {
 	return (dev_addr >> GASKET_EXTENDED_LVL0_SHIFT) &
-	       (pg_tbl->config.total_entries - 1);
+		(pg_tbl->config.total_entries - 1);
 }
 
 /*