diff options
Diffstat (limited to 'arch/mips/pci/ops-pnx8550.c')
| -rw-r--r-- | arch/mips/pci/ops-pnx8550.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/mips/pci/ops-pnx8550.c b/arch/mips/pci/ops-pnx8550.c index f556b7a..d610646 100644 --- a/arch/mips/pci/ops-pnx8550.c +++ b/arch/mips/pci/ops-pnx8550.c @@ -117,7 +117,7 @@ read_config_byte(struct pci_bus *bus, unsigned int devfn, int where, u8 * val) unsigned int data = 0; int err; - if (bus == 0) + if (bus == NULL) return -1; err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(1 << (where & 3)), &data); @@ -145,7 +145,7 @@ read_config_word(struct pci_bus *bus, unsigned int devfn, int where, u16 * val) unsigned int data = 0; int err; - if (bus == 0) + if (bus == NULL) return -1; if (where & 0x01) @@ -168,7 +168,7 @@ static int read_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 * val) { int err; - if (bus == 0) + if (bus == NULL) return -1; if (where & 0x03) @@ -185,7 +185,7 @@ write_config_byte(struct pci_bus *bus, unsigned int devfn, int where, u8 val) unsigned int data = (unsigned int)val; int err; - if (bus == 0) + if (bus == NULL) return -1; switch (where & 0x03) { @@ -213,7 +213,7 @@ write_config_word(struct pci_bus *bus, unsigned int devfn, int where, u16 val) unsigned int data = (unsigned int)val; int err; - if (bus == 0) + if (bus == NULL) return -1; if (where & 0x01) @@ -235,7 +235,7 @@ static int write_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 val) { int err; - if (bus == 0) + if (bus == NULL) return -1; if (where & 0x03) |