From: Eugene Syromyatnikov <evgsyr@gmail.com>
Date: Sun, 30 Oct 2016 19:27:55 +0000 (+0300)
Subject: tests: fix invalid pointer checks in getcpu test
X-Git-Tag: v4.15~160
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3fb04c6aeca7151814a0eb7fcc469dd44e475957;p=strace

tests: fix invalid pointer checks in getcpu test

* test/getcpu.c (main): Replace magic numbers deemed invalid pointers
with addresses after memory returned by tail_alloc.
---

diff --git a/tests/getcpu.c b/tests/getcpu.c
index baef1bb4..661840c5 100644
--- a/tests/getcpu.c
+++ b/tests/getcpu.c
@@ -39,12 +39,12 @@
 int
 main(void)
 {
-	static const unsigned *bogus_cpu =
-		(unsigned *) (unsigned long) 0xfffffeedfffffaceULL;
-	static const unsigned *bogus_node =
-		(unsigned *) (unsigned long) 0xfffffca7ffffc0deULL;
-	static const unsigned *bogus_tcache =
-		(unsigned *) (unsigned long) 0xffffda7affffdeadULL;
+	unsigned *bogus_cpu =
+		(unsigned *) tail_alloc(sizeof(* bogus_cpu)) + 1;
+	unsigned *bogus_node =
+		(unsigned *) tail_alloc(sizeof(* bogus_node)) + 1;
+	unsigned *bogus_tcache =
+		(unsigned *) tail_alloc(sizeof(* bogus_tcache)) + 1;
 
 	long res;
 	unsigned *cpu = tail_alloc(sizeof(*cpu));