tree: git://linuxtv.org/media_tree.git master
head: f4df95bcbb7b142bdb4cf201f5e1bd3985f8c804
commit: d32f9ff7376c4298799e1532efb307026108f53a [7500/7503] [media] smipcie: SMI pcie bridge driver for DVBSky S950 V3 dvb-s/s2 cards
reproduce:
# apt-get install sparse
git checkout d32f9ff7376c4298799e1532efb307026108f53a
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__
sparse warnings: (new ones prefixed by >>)
>> drivers/media/pci/smipcie/smipcie.c:882:31: sparse: Using plain integer as NULL pointer
>> drivers/media/pci/smipcie/smipcie.c:905:31: sparse: Using plain integer as NULL pointer
vim +882 drivers/media/pci/smipcie/smipcie.c
876 smi_port_detach(&dev->ts_port[0]);
877 err_del_i2c_adaptor:
878 smi_i2c_exit(dev);
879 err_pci_iounmap:
880 iounmap(dev->lmmio);
881 err_kfree:
> 882 pci_set_drvdata(pdev, 0);
883 kfree(dev);
884 err_pci_disable_device:
885 pci_disable_device(pdev);
886 return ret;
887 }
888
889 static void smi_remove(struct pci_dev *pdev)
890 {
891 struct smi_dev *dev = pci_get_drvdata(pdev);
892
893 smi_write(MSI_INT_ENA_CLR, ALL_INT);
894 free_irq(dev->pci_dev->irq, dev);
895 #ifdef CONFIG_PCI_MSI
896 pci_disable_msi(dev->pci_dev);
897 #endif
898 if (dev->info->ts_1)
899 smi_port_detach(&dev->ts_port[1]);
900 if (dev->info->ts_0)
901 smi_port_detach(&dev->ts_port[0]);
902
903 smi_i2c_exit(dev);
904 iounmap(dev->lmmio);
> 905 pci_set_drvdata(pdev, 0);
906 pci_disable_device(pdev);
907 kfree(dev);
908 }
---
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