linux-kernel - [PATCH v2] Staging: greybus: light: Prefer kcalloc over kzalloc

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Date:   Mon,  8 May 2017 18:05:55 +0530
From:   karthik@...hveda.org
To:     rmfrfs@...il.com, johan@...nel.org, elder@...nel.org,
        gregkh@...uxfoundation.org
Cc:     greybus-dev@...ts.linaro.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, sunil.m@...hveda.org,
        Karthik Tummala <karthik@...hveda.org>
Subject: [PATCH v2] Staging: greybus: light: Prefer kcalloc over kzalloc

From: Karthik Tummala <karthik@...hveda.org>

Fixed following checkpatch.pl warning:
 * WARNING: Prefer kcalloc over kzalloc with multiply

Instead of specifying no.of bytes * size as argument
in kzalloc, prefer kcalloc.

Signed-off-by: Karthik Tummala <karthik@...hveda.org>
Reviewed-by: Rui Miguel Silva <rmfrfs@...il.com>
---
Changes for v2:
- Changed subject line & fixed typo as suggested by
  Rui Miguel Silva
---
 drivers/staging/greybus/light.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c
index 1681362..861a249 100644
--- a/drivers/staging/greybus/light.c
+++ b/drivers/staging/greybus/light.c
@@ -1030,7 +1030,7 @@ static int gb_lights_light_config(struct gb_lights *glights, u8 id)
 	light->channels_count = conf.channel_count;
 	light->name = kstrndup(conf.name, NAMES_MAX, GFP_KERNEL);
 
-	light->channels = kzalloc(light->channels_count *
+	light->channels = kcalloc(light->channels_count,
 				  sizeof(struct gb_channel), GFP_KERNEL);
 	if (!light->channels)
 		return -ENOMEM;
@@ -1167,7 +1167,7 @@ static int gb_lights_create_all(struct gb_lights *glights)
 	if (ret < 0)
 		goto out;
 
-	glights->lights = kzalloc(glights->lights_count *
+	glights->lights = kcalloc(glights->lights_count,
 				  sizeof(struct gb_light), GFP_KERNEL);
 	if (!glights->lights) {
 		ret = -ENOMEM;
-- 
1.9.1