[PATCH 1/5] tools lib traceevent: Fix a risk for doing free on uninitialized pointer

From: Jiri Olsa
Date: Fri Jun 27 2014 - 08:21:15 EST


From: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>

Fix a risk of doing free on an uninitialized pointer.

This was found using a static code analysis program called cppcheck.

Acked-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1403608150-13037-1-git-send-email-rickard_strandqvist@xxxxxxxxxxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/lib/traceevent/event-parse.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 93825a1..cf3a44b 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -2395,7 +2395,7 @@ process_flags(struct event_format *event, struct print_arg *arg, char **tok)
{
struct print_arg *field;
enum event_type type;
- char *token;
+ char *token = NULL;

memset(arg, 0, sizeof(*arg));
arg->type = PRINT_FLAGS;
@@ -2448,7 +2448,7 @@ process_symbols(struct event_format *event, struct print_arg *arg, char **tok)
{
struct print_arg *field;
enum event_type type;
- char *token;
+ char *token = NULL;

memset(arg, 0, sizeof(*arg));
arg->type = PRINT_SYMBOL;
@@ -2487,7 +2487,7 @@ process_hex(struct event_format *event, struct print_arg *arg, char **tok)
{
struct print_arg *field;
enum event_type type;
- char *token;
+ char *token = NULL;

memset(arg, 0, sizeof(*arg));
arg->type = PRINT_HEX;
--
1.8.3.1

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