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lib/crc32: Make crc32_be weak for arch override

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crc32_le and __crc32c_le can be overridden - extend this to crc32_be.

Signed-off-by: Kevin Bracey <kevin@bracey.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Kevin Bracey 2022-01-18 12:23:49 +02:00 committed by Ksawlii
parent 314c35f2c9
commit 53460d53c6
1 changed files with 3 additions and 2 deletions
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5
lib/crc32.c
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@ -208,6 +208,7 @@ EXPORT_SYMBOL(__crc32c_le);
u32 __pure crc32_le_base(u32, unsigned char const *, size_t) __alias(crc32_le);
u32 __pure __crc32c_le_base(u32, unsigned char const *, size_t) __alias(__crc32c_le);
u32 __pure crc32_be_base(u32, unsigned char const *, size_t) __alias(crc32_be);
/*
* This multiplies the polynomials x and y modulo the given modulus.
@ -332,12 +333,12 @@ static inline u32 __pure crc32_be_generic(u32 crc, unsigned char const *p,
}
#if CRC_BE_BITS == 1
u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len)
u32 __pure __weak crc32_be(u32 crc, unsigned char const *p, size_t len)
{
return crc32_be_generic(crc, p, len, NULL, CRC32_POLY_BE);
}
#else
u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len)
u32 __pure __weak crc32_be(u32 crc, unsigned char const *p, size_t len)
{
return crc32_be_generic(crc, p, len,
(const u32 (*)[256])crc32table_be, CRC32_POLY_BE);