For typechecking reasons, the typedef 'pci_channel_state_t' should be used instead of the 'enum pci_channel_state'. One simple way to enforce this is to remove the definition of 'enum pci_channel_state' and replace it by an anonymous 'enum'. Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@xxxxxxxxx> --- include/linux/pci.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/pci.h b/include/linux/pci.h index 7ee85e89e8ed..adcee9e30bfa 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -179,7 +179,7 @@ static inline const char *pci_power_name(pci_power_t state) */ typedef unsigned int __bitwise pci_channel_state_t; -enum pci_channel_state { +enum { /* I/O channel is in normal state */ pci_channel_io_normal = (__force pci_channel_state_t) 1, -- 2.27.0