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Subject[PATCH 21/30] tools lib traceevent: Free field if an error occurs on process_flags/symbols
Date
From: Namhyung Kim <namhyung.kim@lge.com>

The field should be freed on error paths.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1348037924-17568-5-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/lib/traceevent/event-parse.c | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index a776ed5..acf4038 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -2247,7 +2247,7 @@ process_flags(struct event_format *event, struct print_arg *arg, char **tok)
type = process_op(event, field, &token);

if (test_type_token(type, token, EVENT_DELIM, ","))
- goto out_free;
+ goto out_free_field;
free_token(token);

arg->flags.field = field;
@@ -2269,7 +2269,9 @@ process_flags(struct event_format *event, struct print_arg *arg, char **tok)
type = read_token_item(tok);
return type;

- out_free:
+out_free_field:
+ free_arg(field);
+out_free:
free_token(token);
*tok = NULL;
return EVENT_ERROR;
@@ -2289,7 +2291,7 @@ process_symbols(struct event_format *event, struct print_arg *arg, char **tok)

type = process_arg(event, field, &token);
if (test_type_token(type, token, EVENT_DELIM, ","))
- goto out_free;
+ goto out_free_field;

arg->symbol.field = field;

@@ -2301,7 +2303,9 @@ process_symbols(struct event_format *event, struct print_arg *arg, char **tok)
type = read_token_item(tok);
return type;

- out_free:
+out_free_field:
+ free_arg(field);
+out_free:
free_token(token);
*tok = NULL;
return EVENT_ERROR;
--
1.7.1


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