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arm64/efi: Make strrchr() available to the EFI namespace

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libfdt gained a new dependency on strrchr, so make it available to the
EFI namespace before we update libfdt.

Thanks to Ard for providing this fix.

Cc: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Rob Herring 2018-03-01 10:12:07 -06:00
parent 60c03a0448
commit fdfb69a725
2 changed files with 2 additions and 1 deletions
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1
arch/arm64/kernel/image.h
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@ -103,6 +103,7 @@ __efistub_strlen = KALLSYMS_HIDE(__pi_strlen);
__efistub_strnlen = KALLSYMS_HIDE(__pi_strnlen);
__efistub_strcmp = KALLSYMS_HIDE(__pi_strcmp);
__efistub_strncmp = KALLSYMS_HIDE(__pi_strncmp);
__efistub_strrchr = KALLSYMS_HIDE(__pi_strrchr);
__efistub___flush_dcache_area = KALLSYMS_HIDE(__pi___flush_dcache_area);
#ifdef CONFIG_KASAN

2
arch/arm64/lib/strrchr.S
View File

@ -40,4 +40,4 @@ ENTRY(strrchr)
b 1b
2: mov x0, x3
ret
ENDPROC(strrchr)
ENDPIPROC(strrchr)