linux-kernel - [PATCH net-next 2/3] net: c101: replace comparison to NULL with "!card"

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Message-ID: <1624087718-26595-3-git-send-email-lipeng321@huawei.com>
Date:   Sat, 19 Jun 2021 15:28:37 +0800
From:   Peng Li <lipeng321@...wei.com>
To:     <davem@...emloft.net>, <kuba@...nel.org>, <xie.he.0141@...il.com>,
        <ms@....tdt.de>, <willemb@...gle.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <huangguangbin2@...wei.com>
Subject: [PATCH net-next 2/3] net: c101: replace comparison to NULL with "!card"

According to the chackpatch.pl, comparison to NULL could
be written "!card".

Signed-off-by: Peng Li <lipeng321@...wei.com>
---
 drivers/net/wan/c101.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c
index 94b852f..f33192e 100644
--- a/drivers/net/wan/c101.c
+++ b/drivers/net/wan/c101.c
@@ -307,7 +307,7 @@ static int __init c101_run(unsigned long irq, unsigned long winbase)
 	}
 
 	card = kzalloc(sizeof(card_t), GFP_KERNEL);
-	if (card == NULL)
+	if (!card)
 		return -ENOBUFS;
 
 	card->dev = alloc_hdlcdev(card);
@@ -381,7 +381,7 @@ static int __init c101_run(unsigned long irq, unsigned long winbase)
 
 static int __init c101_init(void)
 {
-	if (hw == NULL) {
+	if (!hw) {
 #ifdef MODULE
 		pr_info("no card initialized\n");
 #endif
-- 
2.8.1