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net: wan: replace comparison to NULL with "!card"

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

Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Peng Li 2021-05-25 22:07:57 +08:00 committed by David S. Miller
parent 69542276e2
commit 2aea27bae8
1 changed files with 2 additions and 2 deletions
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4
drivers/net/wan/n2.c
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@ -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