[PATCH net-next 5/6] net: wan: replace comparison to NULL with "!card"

From: Guangbin Huang
Date: Tue May 25 2021 - 10:11:40 EST


From: Peng Li <lipeng321@xxxxxxxxxx>

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

Signed-off-by: Peng Li <lipeng321@xxxxxxxxxx>
Signed-off-by: Guangbin Huang <huangguangbin2@xxxxxxxxxx>
---
drivers/net/wan/n2.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wan/n2.c b/drivers/net/wan/n2.c
index 2f602171cbc6..76ef808c2769 100644
--- a/drivers/net/wan/n2.c
+++ b/drivers/net/wan/n2.c
@@ -335,7 +335,7 @@ static int __init n2_run(unsigned long io, unsigned long irq,
}

card = kzalloc(sizeof(card_t), GFP_KERNEL);
- if (card == NULL)
+ if (!card)
return -ENOBUFS;

card->ports[0].dev = alloc_hdlcdev(&card->ports[0]);
@@ -469,7 +469,7 @@ static int __init n2_run(unsigned long io, unsigned long irq,

static int __init n2_init(void)
{
- if (hw==NULL) {
+ if (!hw) {
#ifdef MODULE
pr_info("no card initialized\n");
#endif
--
2.8.1