testing/radix-tree: fix a macro expansion bug

There are no parentheses around this macro and it causes a problem when
we do:

	index = rand() % THRASH_SIZE;

Link: http://lkml.kernel.org/r/20160715210953.GC19522@mwanda
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/tools/testing/radix-tree/tag_check.c b/tools/testing/radix-tree/tag_check.c
index b7447ce..b0ac057 100644 (file)
--- a/tools/testing/radix-tree/tag_check.c
+++ b/tools/testing/radix-tree/tag_check.c
@@ -122,7 +122,7 @@ enum {
        NODE_TAGGED = 2,
 };
 
        NODE_TAGGED = 2,
 };
 

-#define THRASH_SIZE            1000 * 1000
+#define THRASH_SIZE            (1000 * 1000)

 #define N 127
 #define BATCH  33
 
 #define N 127
 #define BATCH  33