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perf tools: Introduce zalloc() for the common calloc(1, N) case

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This way we type less characters and it looks more like the
kzalloc kernel counterpart.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1259071517-3242-3-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo
2009-11-24 12:05:16 -02:00
committed by Ingo Molnar
parent b32d133aec
commit 364794845c
10 changed files with 25 additions and 25 deletions
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4
tools/perf/builtin-probe.c
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@@ -309,9 +309,9 @@ static int synthesize_probe_event(struct probe_point *pp)
{
char *buf;
int i, len, ret;
pp->probes[0] = buf = (char *)calloc(MAX_CMDLEN, sizeof(char));
pp->probes[0] = buf = zalloc(MAX_CMDLEN);
if (!buf)
die("Failed to allocate memory by calloc.");
die("Failed to allocate memory by zalloc.");
ret = snprintf(buf, MAX_CMDLEN, "%s+%d", pp->function, pp->offset);
if (ret <= 0 || ret >= MAX_CMDLEN)
goto error;