Commit-ID:  f1b2256d66fe8d613b9afcc1c16079362f9fc05c
Gitweb:     http://git.kernel.org/tip/f1b2256d66fe8d613b9afcc1c16079362f9fc05c
Author:     Namhyung Kim <namhy...@kernel.org>
AuthorDate: Tue, 25 Sep 2012 21:25:19 +0900
Committer:  Arnaldo Carvalho de Melo <a...@redhat.com>
CommitDate: Tue, 25 Sep 2012 09:53:53 -0300

tools lib traceevent: Fix error path on pevent_parse_event

If __pevent_parse_format() succeeded but add_event() failed, 'ret' didn't
have a proper error code.  Set it to PEVENT_ERRNO__MEM_ALLOC_FAILED.

In addition, at that point 'event' also has fields and format
information and they all need to be freed.  Call pevent_free_format() to
handle it.

Signed-off-by: Namhyung Kim <namhy...@kernel.org>
Cc: Ingo Molnar <mi...@kernel.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Link: 
http://lkml.kernel.org/r/1348575919-4954-1-git-send-email-namhy...@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/lib/traceevent/event-parse.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/lib/traceevent/event-parse.c 
b/tools/lib/traceevent/event-parse.c
index 17c9221..47264b4 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -5044,8 +5044,10 @@ enum pevent_errno pevent_parse_event(struct pevent 
*pevent, const char *buf,
        /* Add pevent to event so that it can be referenced */
        event->pevent = pevent;
 
-       if (add_event(pevent, event))
+       if (add_event(pevent, event)) {
+               ret = PEVENT_ERRNO__MEM_ALLOC_FAILED;
                goto event_add_failed;
+       }
 
 #define PRINT_ARGS 0
        if (PRINT_ARGS && event->print_fmt.args)
@@ -5054,9 +5056,7 @@ enum pevent_errno pevent_parse_event(struct pevent 
*pevent, const char *buf,
        return 0;
 
 event_add_failed:
-       free(event->system);
-       free(event->name);
-       free(event);
+       pevent_free_format(event);
        return ret;
 }
 
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