Messages in this thread Patch in this message | | | From | Jiapeng Chong <> | Subject | [PATCH] xtensa: fix warning comparing pointer to 0 | Date | Wed, 10 Mar 2021 15:10:38 +0800 |
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Fix the following coccicheck warning:
./arch/xtensa/kernel/pci.c:79:17-18: WARNING comparing pointer to 0.
Reported-by: Abaci Robot <abaci@linux.alibaba.com> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> --- arch/xtensa/kernel/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c index 3f32e27..62c900e 100644 --- a/arch/xtensa/kernel/pci.c +++ b/arch/xtensa/kernel/pci.c @@ -76,7 +76,7 @@ int pci_iobar_pfn(struct pci_dev *pdev, int bar, struct vm_area_struct *vma) struct pci_controller *pci_ctrl = (struct pci_controller*) pdev->sysdata; resource_size_t ioaddr = pci_resource_start(pdev, bar); - if (pci_ctrl == 0) + if (!pci_ctrl) return -EINVAL; /* should never happen */ /* Convert to an offset within this PCI controller */ -- 1.8.3.1
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