* [PATCH] tools/lib/traceevent: Add sanity check to is_timestamp_in_us()
@ 2018-11-28 19:55 Steven Rostedt
2018-12-14 20:31 ` [tip:perf/core] tools lib traceevent: " tip-bot for Tzvetomir Stoyanov
2018-12-18 13:58 ` tip-bot for Tzvetomir Stoyanov
0 siblings, 2 replies; 3+ messages in thread
From: Steven Rostedt @ 2018-11-28 19:55 UTC (permalink / raw)
To: LKML
Cc: Arnaldo Carvalho de Melo, Jiri Olsa, Ingo Molnar,
Tzvetomir Stoyanov, Slavomir Kaslev
From: Tzvetomir Stoyanov <tstoyanov@vmware.com>
This patch adds a sanity check to is_timestamp_in_us() input
parameter trace_clock. It avoids a potential segfault in this
function for the case trace_clock is NULL.
Reported-by: Slavomir Kaslev <kaslevs@vmware.com>
Signed-off-by: Tzvetomir Stoyanov <tstoyanov@vmware.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
tools/lib/traceevent/event-parse.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 3692f29fee46..c383305510b4 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -5409,7 +5409,7 @@ void tep_event_info(struct trace_seq *s, struct tep_event_format *event,
static bool is_timestamp_in_us(char *trace_clock, bool use_trace_clock)
{
- if (!use_trace_clock)
+ if (!trace_clock || !use_trace_clock)
return true;
if (!strcmp(trace_clock, "local") || !strcmp(trace_clock, "global")
--
2.19.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [tip:perf/core] tools lib traceevent: Add sanity check to is_timestamp_in_us()
2018-11-28 19:55 [PATCH] tools/lib/traceevent: Add sanity check to is_timestamp_in_us() Steven Rostedt
@ 2018-12-14 20:31 ` tip-bot for Tzvetomir Stoyanov
2018-12-18 13:58 ` tip-bot for Tzvetomir Stoyanov
1 sibling, 0 replies; 3+ messages in thread
From: tip-bot for Tzvetomir Stoyanov @ 2018-12-14 20:31 UTC (permalink / raw)
To: linux-tip-commits
Cc: rostedt, tstoyanov, linux-kernel, kaslevs, tglx, hpa, mingo,
jolsa, acme
Commit-ID: 51d0337d01985d0cccb6e41f976cc0dbe921fd84
Gitweb: https://git.kernel.org/tip/51d0337d01985d0cccb6e41f976cc0dbe921fd84
Author: Tzvetomir Stoyanov <tstoyanov@vmware.com>
AuthorDate: Wed, 28 Nov 2018 14:55:52 -0500
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 29 Nov 2018 20:42:50 -0300
tools lib traceevent: Add sanity check to is_timestamp_in_us()
This patch adds a sanity check to is_timestamp_in_us() input parameter
trace_clock. It avoids a potential segfault in this function for the
case trace_clock is NULL.
Reported-by: Slavomir Kaslev <kaslevs@vmware.com>
Signed-off-by: Tzvetomir Stoyanov <tstoyanov@vmware.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20181128145552.68c4f87b@gandalf.local.home
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/lib/traceevent/event-parse.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index fbd6d6813fab..2b5cb33046ce 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -5409,7 +5409,7 @@ void tep_event_info(struct trace_seq *s, struct tep_event_format *event,
static bool is_timestamp_in_us(char *trace_clock, bool use_trace_clock)
{
- if (!use_trace_clock)
+ if (!trace_clock || !use_trace_clock)
return true;
if (!strcmp(trace_clock, "local") || !strcmp(trace_clock, "global")
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [tip:perf/core] tools lib traceevent: Add sanity check to is_timestamp_in_us()
2018-11-28 19:55 [PATCH] tools/lib/traceevent: Add sanity check to is_timestamp_in_us() Steven Rostedt
2018-12-14 20:31 ` [tip:perf/core] tools lib traceevent: " tip-bot for Tzvetomir Stoyanov
@ 2018-12-18 13:58 ` tip-bot for Tzvetomir Stoyanov
1 sibling, 0 replies; 3+ messages in thread
From: tip-bot for Tzvetomir Stoyanov @ 2018-12-18 13:58 UTC (permalink / raw)
To: linux-tip-commits
Cc: hpa, tstoyanov, acme, mingo, rostedt, linux-kernel, kaslevs, tglx,
jolsa
Commit-ID: 44e92f8389b2242efde77d5321ffa88decd47df6
Gitweb: https://git.kernel.org/tip/44e92f8389b2242efde77d5321ffa88decd47df6
Author: Tzvetomir Stoyanov <tstoyanov@vmware.com>
AuthorDate: Wed, 28 Nov 2018 14:55:52 -0500
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 17 Dec 2018 14:55:19 -0300
tools lib traceevent: Add sanity check to is_timestamp_in_us()
This patch adds a sanity check to is_timestamp_in_us() input parameter
trace_clock. It avoids a potential segfault in this function for the
case trace_clock is NULL.
Reported-by: Slavomir Kaslev <kaslevs@vmware.com>
Signed-off-by: Tzvetomir Stoyanov <tstoyanov@vmware.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20181128145552.68c4f87b@gandalf.local.home
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/lib/traceevent/event-parse.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index fbd6d6813fab..2b5cb33046ce 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -5409,7 +5409,7 @@ void tep_event_info(struct trace_seq *s, struct tep_event_format *event,
static bool is_timestamp_in_us(char *trace_clock, bool use_trace_clock)
{
- if (!use_trace_clock)
+ if (!trace_clock || !use_trace_clock)
return true;
if (!strcmp(trace_clock, "local") || !strcmp(trace_clock, "global")
^ permalink raw reply related [flat|nested] 3+ messages in thread
end of thread, other threads:[~2018-12-18 13:58 UTC | newest]
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2018-11-28 19:55 [PATCH] tools/lib/traceevent: Add sanity check to is_timestamp_in_us() Steven Rostedt
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2018-12-18 13:58 ` tip-bot for Tzvetomir Stoyanov
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