Re: [PATCH] calloc/xcalloc: fix argument order

From: Arnaldo Carvalho de Melo
Date: Tue Dec 09 2014 - 07:31:20 EST


Em Sat, Dec 06, 2014 at 05:10:43PM +0530, Arjun Sreedharan escreveu:
> calloc() and xcalloc() takes @nmemb first and then @size.
> fix all w/ pattern "calloc\s*(\s*sizeof".

Thanks, applied.

> Signed-off-by: Arjun Sreedharan <arjun024@xxxxxxxxx>
> ---
> scripts/kconfig/mconf.c | 4 ++--
> tools/perf/ui/hist.c | 4 ++--
> tools/thermal/tmon/sysfs.c | 6 +++---
> 3 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
> index 14cea74..4dd3755 100644
> --- a/scripts/kconfig/mconf.c
> +++ b/scripts/kconfig/mconf.c
> @@ -330,10 +330,10 @@ static void set_subtitle(void)
> list_for_each_entry(sp, &trail, entries) {
> if (sp->text) {
> if (pos) {
> - pos->next = xcalloc(sizeof(*pos), 1);
> + pos->next = xcalloc(1, sizeof(*pos));
> pos = pos->next;
> } else {
> - subtitles = pos = xcalloc(sizeof(*pos), 1);
> + subtitles = pos = xcalloc(1, sizeof(*pos));
> }
> pos->text = sp->text;
> }
> diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
> index 2af1837..dc0d095 100644
> --- a/tools/perf/ui/hist.c
> +++ b/tools/perf/ui/hist.c
> @@ -162,8 +162,8 @@ static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
> return ret;
>
> nr_members = evsel->nr_members;
> - fields_a = calloc(sizeof(*fields_a), nr_members);
> - fields_b = calloc(sizeof(*fields_b), nr_members);
> + fields_a = calloc(nr_members, sizeof(*fields_a));
> + fields_b = calloc(nr_members, sizeof(*fields_b));
>
> if (!fields_a || !fields_b)
> goto out;
> diff --git a/tools/thermal/tmon/sysfs.c b/tools/thermal/tmon/sysfs.c
> index dfe4548..1c12536 100644
> --- a/tools/thermal/tmon/sysfs.c
> +++ b/tools/thermal/tmon/sysfs.c
> @@ -446,7 +446,7 @@ int probe_thermal_sysfs(void)
> return -1;
> }
>
> - ptdata.tzi = calloc(sizeof(struct tz_info), ptdata.max_tz_instance+1);
> + ptdata.tzi = calloc(ptdata.max_tz_instance+1, sizeof(struct tz_info));
> if (!ptdata.tzi) {
> fprintf(stderr, "Err: allocate tz_info\n");
> return -1;
> @@ -454,8 +454,8 @@ int probe_thermal_sysfs(void)
>
> /* we still show thermal zone information if there is no cdev */
> if (ptdata.nr_cooling_dev) {
> - ptdata.cdi = calloc(sizeof(struct cdev_info),
> - ptdata.max_cdev_instance + 1);
> + ptdata.cdi = calloc(ptdata.max_cdev_instance + 1,
> + sizeof(struct cdev_info));
> if (!ptdata.cdi) {
> free(ptdata.tzi);
> fprintf(stderr, "Err: allocate cdev_info\n");
> --
> 1.8.1.msysgit.1
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