linux-kernel - [PATCH -next] staging: greybus: light: Use kzalloc for allocating only one thing

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Message-ID: <20201229135003.23416-1-zhengyongjun3@huawei.com>
Date:   Tue, 29 Dec 2020 21:50:03 +0800
From:   Zheng Yongjun <zhengyongjun3@...wei.com>
To:     <rmfrfs@...il.com>, <johan@...nel.org>, <elder@...nel.org>,
        <gregkh@...uxfoundation.org>, <devel@...verdev.osuosl.org>,
        <linux-kernel@...r.kernel.org>
CC:     Zheng Yongjun <zhengyongjun3@...wei.com>
Subject: [PATCH -next] staging: greybus: light: Use kzalloc for allocating only one thing

Use kzalloc rather than kcalloc(1,...)

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
@@

- kcalloc(1,
+ kzalloc(
          ...)
// </smpl>

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
---
 drivers/staging/greybus/light.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c
index d2672b65c3f4..d227382fca20 100644
--- a/drivers/staging/greybus/light.c
+++ b/drivers/staging/greybus/light.c
@@ -290,7 +290,7 @@ static int channel_attr_groups_set(struct gb_channel *channel,
 	channel->attrs = kcalloc(size + 1, sizeof(*channel->attrs), GFP_KERNEL);
 	if (!channel->attrs)
 		return -ENOMEM;
-	channel->attr_group = kcalloc(1, sizeof(*channel->attr_group),
+	channel->attr_group = kzalloc(sizeof(*channel->attr_group),
 				      GFP_KERNEL);
 	if (!channel->attr_group)
 		return -ENOMEM;
-- 
2.22.0