From: Namhyung Kim <[email protected]> Make it return error value since its only caller find_event() now can handle allocation error properly.
Signed-off-by: Namhyung Kim <[email protected]> Reviewed-by: Steven Rostedt <[email protected]> Cc: Frederic Weisbecker <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Steven Rostedt <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/lib/traceevent/parse-filter.c | 16 +++++++++++++--- 1 file 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; } -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
