Fixes checkpatch.pl warnings "Comparison to NULL could be written [...]"
and "Comparisons should place the constant on the right side of the
test".
Signed-off-by: Simon Sandström <[email protected]>
---
drivers/staging/kpc2000/kpc2000/core.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/kpc2000/kpc2000/core.c b/drivers/staging/kpc2000/kpc2000/core.c
index 7f257c21e0cc..356a272c0b9c 100644
--- a/drivers/staging/kpc2000/kpc2000/core.c
+++ b/drivers/staging/kpc2000/kpc2000/core.c
@@ -319,7 +319,7 @@ static int kp2000_pcie_probe(struct pci_dev *pdev,
* Step 1: Allocate a struct for the pcard
*/
pcard = kzalloc(sizeof(struct kp2000_device), GFP_KERNEL);
- if (NULL == pcard) {
+ if (!pcard) {
dev_err(&pdev->dev,
"probe: failed to allocate private card data\n");
return -ENOMEM;
@@ -363,7 +363,7 @@ static int kp2000_pcie_probe(struct pci_dev *pdev,
reg_bar_phys_len = pci_resource_len(pcard->pdev, REG_BAR);
pcard->regs_bar_base = ioremap_nocache(reg_bar_phys_addr, PAGE_SIZE);
- if (NULL == pcard->regs_bar_base) {
+ if (!pcard->regs_bar_base) {
dev_err(&pcard->pdev->dev,
"probe: REG_BAR could not remap memory to virtual space\n");
err = -ENODEV;
@@ -396,7 +396,7 @@ static int kp2000_pcie_probe(struct pci_dev *pdev,
pcard->dma_bar_base = ioremap_nocache(dma_bar_phys_addr,
dma_bar_phys_len);
- if (NULL == pcard->dma_bar_base) {
+ if (!pcard->dma_bar_base) {
dev_err(&pcard->pdev->dev,
"probe: DMA_BAR could not remap memory to virtual space\n");
err = -ENODEV;
@@ -546,7 +546,7 @@ static void kp2000_pcie_remove(struct pci_dev *pdev)
dev_dbg(&pdev->dev, "kp2000_pcie_remove(pdev=%p)\n", pdev);
- if (pcard == NULL)
+ if (!pcard)
return;
mutex_lock(&pcard->sem);
@@ -555,12 +555,12 @@ static void kp2000_pcie_remove(struct pci_dev *pdev)
sysfs_remove_files(&(pdev->dev.kobj), kp_attr_list);
free_irq(pcard->pdev->irq, pcard);
pci_disable_msi(pcard->pdev);
- if (pcard->dma_bar_base != NULL) {
+ if (pcard->dma_bar_base) {
iounmap(pcard->dma_bar_base);
pci_release_region(pdev, DMA_BAR);
pcard->dma_bar_base = NULL;
}
- if (pcard->regs_bar_base != NULL) {
+ if (pcard->regs_bar_base) {
iounmap(pcard->regs_bar_base);
pci_release_region(pdev, REG_BAR);
pcard->regs_bar_base = NULL;
--
2.20.1