[PATCH net-next 6/8] net: pc300too: replace comparison to NULL with "!card->plxbase"

From: Guangbin Huang
Date: Thu Jun 10 2021 - 23:39:57 EST


From: Peng Li <lipeng321@xxxxxxxxxx>

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

Signed-off-by: Peng Li <lipeng321@xxxxxxxxxx>
Signed-off-by: Guangbin Huang <huangguangbin2@xxxxxxxxxx>
---
drivers/net/wan/pc300too.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wan/pc300too.c b/drivers/net/wan/pc300too.c
index 56f7d96..ecce999 100644
--- a/drivers/net/wan/pc300too.c
+++ b/drivers/net/wan/pc300too.c
@@ -298,7 +298,7 @@ static int pc300_pci_init_one(struct pci_dev *pdev,
}

card = kzalloc(sizeof(card_t), GFP_KERNEL);
- if (card == NULL) {
+ if (!card) {
pci_release_regions(pdev);
pci_disable_device(pdev);
return -ENOBUFS;
@@ -322,9 +322,7 @@ static int pc300_pci_init_one(struct pci_dev *pdev,
ramphys = pci_resource_start(pdev, 3) & PCI_BASE_ADDRESS_MEM_MASK;
card->rambase = pci_ioremap_bar(pdev, 3);

- if (card->plxbase == NULL ||
- card->scabase == NULL ||
- card->rambase == NULL) {
+ if (!card->plxbase || !card->scabase || !card->rambase) {
pr_err("ioremap() failed\n");
pc300_pci_remove_one(pdev);
return -ENOMEM;
--
2.8.1