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perf probe: Use wrapper functions

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Use wrapped functions as much as possible, to check out of
memory conditions in perf probe.

Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: systemtap <systemtap@sources.redhat.com>
Cc: DLE <dle-develop@lists.sourceforge.net>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20100316220530.32050.53951.stgit@localhost6.localdomain6>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Masami Hiramatsu 2010-03-16 18:05:30 -04:00 • committed by Ingo Molnar
parent a1d37d5285
commit 31facc5f1a
3 changed files with 24 additions and 40 deletions
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4
tools/perf/builtin-probe.c
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@ -87,9 +87,7 @@ static void parse_probe_event_argv(int argc, const char **argv)
len = 0;
for (i = 0; i < argc; i++)
len += strlen(argv[i]) + 1;
buf = zalloc(len + 1);
if (!buf)
die("Failed to allocate memory for binding arguments.");
buf = xzalloc(len + 1);
len = 0;
for (i = 0; i < argc; i++)
len += sprintf(&buf[len], "%s ", argv[i]);