linux-kernel - [PATCH] perf version: Fix segfault

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Date:   Tue, 11 Jun 2019 08:31:09 +0530
From:   Ravi Bangoria <ravi.bangoria@...ux.ibm.com>
To:     acme@...nel.org
Cc:     jolsa@...hat.com, kamalesh@...ux.vnet.ibm.com,
        mamatha4@...ux.vnet.ibm.com, linux-kernel@...r.kernel.org,
        Ravi Bangoria <ravi.bangoria@...ux.ibm.com>
Subject: [PATCH] perf version: Fix segfault

'perf version' on powerpc segfaults when used with non-supported
option:
  # perf version -a
  Segmentation fault (core dumped)

Fix this.

Signed-off-by: Ravi Bangoria <ravi.bangoria@...ux.ibm.com>
Reviewed-by: Kamalesh babulal <kamalesh@...ux.vnet.ibm.com>
Tested-by: Mamatha Inamdar <mamatha4@...ux.vnet.ibm.com>
---
 tools/perf/builtin-version.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/builtin-version.c b/tools/perf/builtin-version.c
index f470144d1a70..bf114ca9ca87 100644
--- a/tools/perf/builtin-version.c
+++ b/tools/perf/builtin-version.c
@@ -19,6 +19,7 @@ static struct version version;
 static struct option version_options[] = {
 	OPT_BOOLEAN(0, "build-options", &version.build_options,
 		    "display the build options"),
+	OPT_END(),
 };
 
 static const char * const version_usage[] = {
-- 
2.20.1