diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2013-12-09 14:34:04 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-09 15:39:40 -0300 |
| commit | 234520d3fbe43ef72268c4959f85ae326459378c (patch) | |
| tree | d1b5247b170cb705a3c6c1cd104d6f112a25231a /tools/lib/traceevent | |
| parent | 4f24416331e9a507e953e90d4534e9a9802cbc12 (diff) | |
tools lib traceevent: Get rid of malloc_or_die() in add_event()
Make it return error value since its only caller find_event() now can
handle allocation error properly.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Reviewed-by: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1386567251-22751-8-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib/traceevent')
| -rw-r--r-- | tools/lib/traceevent/parse-filter.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c index b3a61d4fe38e..2b73abfb0c9f 100644 --- a/tools/lib/traceevent/parse-filter.c +++ b/tools/lib/traceevent/parse-filter.c @@ -245,15 +245,19 @@ static void free_arg(struct filter_arg *arg) free(arg); } -static void add_event(struct event_list **events, +static int add_event(struct event_list **events, struct event_format *event) { struct event_list *list; - list = malloc_or_die(sizeof(*list)); + list = malloc(sizeof(*list)); + if (list == NULL) + return -1; + list->next = *events; *events = list; list->event = event; + return 0; } static int event_match(struct event_format *event, @@ -276,6 +280,7 @@ find_event(struct pevent *pevent, struct event_list **events, regex_t ereg; regex_t sreg; int match = 0; + int fail = 0; char *reg; int ret; int i; @@ -310,7 +315,10 @@ find_event(struct pevent *pevent, struct event_list **events, event = pevent->events[i]; if (event_match(event, sys_name ? &sreg : NULL, &ereg)) { match = 1; - add_event(events, event); + if (add_event(events, event) < 0) { + fail = 1; + break; + } } } @@ -320,6 +328,8 @@ find_event(struct pevent *pevent, struct event_list **events, if (!match) return -1; + if (fail) + return -2; return 0; } |