[tip:perf/core] perf tests: Fix typo in sample-parsing.c

[tip-bot for Rasmus Villemoes]

Commit-ID:  605a3069161dd966d6cea795133c673fb6706e52
Gitweb:     http://git.kernel.org/tip/605a3069161dd966d6cea795133c673fb6706e52
Author:     Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
AuthorDate: Thu, 22 Jan 2015 18:01:23 +0100
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 22 Jan 2015 17:03:01 -0300

perf tests: Fix typo in sample-parsing.c

It was testing the same buffer for differences:

   memcmp(s1->user_stack.data, s1->user_stack.data, s1->user_stack.size)

I'm pretty sure this wasn't supposed to be dead code.

Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1421946083-29863-1-git-send-email-linux@xxxxxxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/tests/sample-parsing.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/tests/sample-parsing.c b/tools/perf/tests/sample-parsing.c
index 4908c64..30c0218 100644
--- a/tools/perf/tests/sample-parsing.c
+++ b/tools/perf/tests/sample-parsing.c
@@ -110,7 +110,7 @@ static bool samples_same(const struct perf_sample *s1,
 
 	if (type & PERF_SAMPLE_STACK_USER) {
 		COMP(user_stack.size);
-		if (memcmp(s1->user_stack.data, s1->user_stack.data,
+		if (memcmp(s1->user_stack.data, s2->user_stack.data,
 			   s1->user_stack.size)) {
 			pr_debug("Samples differ at 'user_stack'\n");
 			return false;
--
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