[tip:perf/core] tools lib traceevent: Check result of malloc() during reading token

[tip-bot for Namhyung Kim <namhyung.kim@lge.com>]

Commit-ID:  e54b34aed1c4082ed03f4d1f7a19276059b1e30a
Gitweb:     http://git.kernel.org/tip/e54b34aed1c4082ed03f4d1f7a19276059b1e30a
Author:     Namhyung Kim <namhyung.kim@lge.com>
AuthorDate: Mon, 23 Apr 2012 13:58:36 +0900
Committer:  Namhyung Kim <namhyung@kernel.org>
CommitDate: Wed, 4 Jul 2012 13:40:31 +0900

tools lib traceevent: Check result of malloc() during reading token

The malloc can fail so the return value should be checked.  For now,
just use malloc_or_die().

Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: David Ahern <dsahern@gmail.com>
Link: http://lkml.kernel.org/r/1335157118-14658-10-git-send-email-namhyung.kim@lge.com
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
 tools/lib/traceevent/parse-filter.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c
index 80d872a..d54c2b4 100644
--- a/tools/lib/traceevent/parse-filter.c
+++ b/tools/lib/traceevent/parse-filter.c
@@ -96,7 +96,7 @@ static enum event_type read_token(char **tok)
 	    (strcmp(token, "=") == 0 || strcmp(token, "!") == 0) &&
 	    pevent_peek_char() == '~') {
 		/* append it */
-		*tok = malloc(3);
+		*tok = malloc_or_die(3);
 		sprintf(*tok, "%c%c", *token, '~');
 		free_token(token);
 		/* Now remove the '~' from the buffer */