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efi: libstub: Use local strncmp() implementation unconditionally 

In preparation for moving the EFI stub functionality into the zboot
decompressor, switch to the stub's implementation of strncmp()
unconditionally.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Ard Biesheuvel 2022-10-11 15:41:08 +02:00
parent f9a3c84887
commit fa882a1389
3 changed files with 0 additions and 4 deletions
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1
arch/arm64/kernel/image-vars.h
View File

@ -26,7 +26,6 @@ PROVIDE(__efistub_memchr = __pi_memchr);
PROVIDE(__efistub_strlen = __pi_strlen);
PROVIDE(__efistub_strnlen = __pi_strnlen);
PROVIDE(__efistub_strcmp = __pi_strcmp);
PROVIDE(__efistub_strncmp = __pi_strncmp);
PROVIDE(__efistub_strrchr = __pi_strrchr);
PROVIDE(__efistub_dcache_clean_poc = __pi_dcache_clean_poc);

1
arch/riscv/kernel/image-vars.h
View File

@ -28,7 +28,6 @@ __efistub_memchr = memchr;
__efistub_strlen = strlen;
__efistub_strnlen = strnlen;
__efistub_strcmp = strcmp;
__efistub_strncmp = strncmp;
__efistub_strrchr = strrchr;
__efistub__start = _start;

2
drivers/firmware/efi/libstub/string.c
View File

@ -35,7 +35,6 @@ char *strstr(const char *s1, const char *s2)
}
#endif
#ifndef __HAVE_ARCH_STRNCMP
/**
* strncmp - Compare two length-limited strings
* @cs: One string
@ -57,7 +56,6 @@ int strncmp(const char *cs, const char *ct, size_t count)
}
return 0;
}
#endif
/* Works only for digits and letters, but small and fast */
#define TOLOWER(x) ((x) | 0x20)