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efi: Pull up arch-specific prototype efi_systab_show_arch()

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Pull up arch-specific prototype efi_systab_show_arch() in order to
fix a -Wmissing-prototypes warning:

arch/x86/platform/efi/efi.c:957:7: warning: no previous prototype for
‘efi_systab_show_arch’ [-Wmissing-prototypes]
char *efi_systab_show_arch(char *str)

Signed-off-by: Benjamin Thiel <b.thiel@posteo.de>
Link: https://lore.kernel.org/r/20200516132647.14568-1-b.thiel@posteo.de
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Benjamin Thiel 2020-05-16 15:26:47 +02:00 committed by Ard Biesheuvel
parent e78d334a54
commit e8da08a088
2 changed files with 3 additions and 4 deletions
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5
drivers/firmware/efi/efi.c
View File

@ -130,11 +130,8 @@ static ssize_t systab_show(struct kobject *kobj,
if (efi.smbios != EFI_INVALID_TABLE_ADDR)
str += sprintf(str, "SMBIOS=0x%lx\n", efi.smbios);
if (IS_ENABLED(CONFIG_IA64) || IS_ENABLED(CONFIG_X86)) {
extern char *efi_systab_show_arch(char *str);
if (IS_ENABLED(CONFIG_IA64) || IS_ENABLED(CONFIG_X86))
str = efi_systab_show_arch(str);
}
return str - buf;
}

2
include/linux/efi.h
View File

@ -1245,4 +1245,6 @@ struct linux_efi_memreserve {
void __init efi_arch_mem_reserve(phys_addr_t addr, u64 size);
char *efi_systab_show_arch(char *str);
#endif /* _LINUX_EFI_H */