linux-kernel - [PATCH 2/4] perf trace: Fix crash on RHEL6

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Message-Id: <1386211302-31303-3-git-send-email-dsahern@gmail.com>
Date:	Wed,  4 Dec 2013 19:41:40 -0700
From:	David Ahern <dsahern@...il.com>
To:	acme@...stprotocols.net, linux-kernel@...r.kernel.org
Cc:	David Ahern <dsahern@...il.com>
Subject: [PATCH 2/4] perf trace: Fix crash on RHEL6

Signed-off-by: David Ahern <dsahern@...il.com>
---
 tools/perf/builtin-trace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index a7aa771a98e6..8f47eaae2f34 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1455,7 +1455,7 @@ static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size,
 {
 	size_t printed = 0;
 
-	if (sc->tp_format != NULL) {
+	if ((sc->tp_format != NULL) && (sc->tp_format->format.fields != NULL)) {
 		struct format_field *field;
 		u8 bit = 1;
 		struct syscall_arg arg = {
-- 
1.8.3.4 (Apple Git-47)

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