linux-kernel - [PATCH 1/5] perf s390: Fix reading cpuid model information

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Date:   Tue, 20 Feb 2018 22:34:27 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        Thomas Richter <tmricht@...ux.vnet.ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 1/5] perf s390: Fix reading cpuid model information

From: Thomas Richter <tmricht@...ux.vnet.ibm.com>

Commit eca0fa28cd0d (perf record: Provide detailed information on s390
CPU") fixed a  build error on Ubuntu. However the fix uses the wrong
size to print the model information.

Signed-off-by: Thomas Richter <tmricht@...ux.vnet.ibm.com>
Cc: Heiko Carstens <heiko.carstens@...ibm.com>
Cc: Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
Fixes: eca0fa28cd0d ("perf record: Provide detailed information on s390 CPU")
Link: http://lkml.kernel.org/r/20180219102444.96900-1-tmricht@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/arch/s390/util/header.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/arch/s390/util/header.c b/tools/perf/arch/s390/util/header.c
index 231294b80dc4..a4c30f1c70be 100644
--- a/tools/perf/arch/s390/util/header.c
+++ b/tools/perf/arch/s390/util/header.c
@@ -81,7 +81,7 @@ int get_cpuid(char *buffer, size_t sz)
 			line2 = line + strlen(SYSINFO_MODEL);
 
 			while ((cp = strtok_r(line2, "\n ", &line2))) {
-				mdsize += scnprintf(model + mdsize, sizeof(type) - mdsize,
+				mdsize += scnprintf(model + mdsize, sizeof(model) - mdsize,
 						    "%s%s", model[0] ? "," : "", cp);
 			}
 			break;
-- 
2.14.3