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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-26 17:41:15 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-27 15:17:00 -0300 |
| commit | 046625231a0397f1776eb353a4ec9ff142cd2f6b (patch) | |
| tree | 6ce7ab043539d2432b135bc61f39febb3a032039 /tools/perf/builtin-timechart.c | |
| parent | f5385650c02cd4373c4124c8a8fac3b5f9851e7f (diff) | |
| download | lwn-046625231a0397f1776eb353a4ec9ff142cd2f6b.tar.gz lwn-046625231a0397f1776eb353a4ec9ff142cd2f6b.zip | |
perf tools: Introduce zfree
For the frequent idiom of:
free(ptr);
ptr = NULL;
Make it expect a pointer to the pointer being freed, so that it becomes
clear at first sight that the variable being freed is being modified.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-pfw02ezuab37kha18wlut7ir@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-timechart.c')
| -rw-r--r-- | tools/perf/builtin-timechart.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c index 20d4212fa337..652af0b66a62 100644 --- a/tools/perf/builtin-timechart.c +++ b/tools/perf/builtin-timechart.c @@ -488,8 +488,7 @@ static const char *cat_backtrace(union perf_event *event, * It seems the callchain is corrupted. * Discard all. */ - free(p); - p = NULL; + zfree(&p); goto exit; } continue; |