linux-kernel - [tip:perf/core] tools lib traceevent: Get rid of malloc_or_die() in read

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Date:	Mon, 16 Dec 2013 07:28:20 -0800
From:	tip-bot for Namhyung Kim <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, hpa@...or.com,
	mingo@...nel.org, a.p.zijlstra@...llo.nl, namhyung.kim@....com,
	namhyung@...nel.org, jolsa@...hat.com, fweisbec@...il.com,
	rostedt@...dmis.org, tglx@...utronix.de
Subject: [tip:perf/core] tools lib traceevent: Get rid of malloc_or_die()
  in read_token()

Commit-ID:  91dfa49bdd8ef9600d850ef68ec892eb70824e3d
Gitweb:     http://git.kernel.org/tip/91dfa49bdd8ef9600d850ef68ec892eb70824e3d
Author:     Namhyung Kim <namhyung@...nel.org>
AuthorDate: Thu, 12 Dec 2013 16:36:07 +0900
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 13 Dec 2013 10:30:21 -0300

tools lib traceevent: Get rid of malloc_or_die() in read_token()

Signed-off-by: Namhyung Kim <namhyung@...nel.org>
Reviewed-by: Steven Rostedt <rostedt@...dmis.org>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung.kim@....com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Steven Rostedt <rostedt@...dmis.org>
Link: http://lkml.kernel.org/r/1386833777-3790-5-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/lib/traceevent/parse-filter.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c
index ab9cefe..246ee81 100644
--- a/tools/lib/traceevent/parse-filter.c
+++ b/tools/lib/traceevent/parse-filter.c
@@ -109,7 +109,11 @@ static enum event_type read_token(char **tok)
 	    (strcmp(token, "=") == 0 || strcmp(token, "!") == 0) &&
 	    pevent_peek_char() == '~') {
 		/* append it */
-		*tok = malloc_or_die(3);
+		*tok = malloc(3);
+		if (*tok == NULL) {
+			free_token(token);
+			return EVENT_ERROR;
+		}
 		sprintf(*tok, "%c%c", *token, '~');
 		free_token(token);
 		/* Now remove the '~' from the buffer */
@@ -1123,6 +1127,8 @@ process_filter(struct event_format *event, struct filter_arg **parg,
 			break;
 		case EVENT_NONE:
 			break;
+		case EVENT_ERROR:
+			goto fail_alloc;
 		default:
 			goto fail_print;
 		}
--
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