Fix wrongly indented closing curly brace. No code changes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/block.c b/block.c
index ea571b6..374002e 100644
--- a/block.c
+++ b/block.c
@@ -188,7 +188,7 @@
 				tprintf(", %#lx", arg);
 			else
 				tprintf(", %lu", val);
-			}
+		}
 		break;
 
 #ifdef HAVE_BLKGETSIZE64