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crypto: Deduplicate le32_to_cpu_array() and cpu_to_le32_array()

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commit 9def051018c08e65c532822749e857eb4b2e12e7 upstream.

Deduplicate le32_to_cpu_array() and cpu_to_le32_array() by moving them
to the generic header.

No functional change implied.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2018-03-21 19:01:40 +02:00 committed by Greg Kroah-Hartman
parent 67108947e0
commit 365af44f3e
3 changed files with 17 additions and 34 deletions
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17
crypto/md4.c
View File

@ -64,23 +64,6 @@ static inline u32 H(u32 x, u32 y, u32 z)
#define ROUND2(a,b,c,d,k,s) (a = lshift(a + G(b,c,d) + k + (u32)0x5A827999,s))
#define ROUND3(a,b,c,d,k,s) (a = lshift(a + H(b,c,d) + k + (u32)0x6ED9EBA1,s))
/* XXX: this stuff can be optimized */
static inline void le32_to_cpu_array(u32 *buf, unsigned int words)
{
while (words--) {
__le32_to_cpus(buf);
buf++;
}
}
static inline void cpu_to_le32_array(u32 *buf, unsigned int words)
{
while (words--) {
__cpu_to_le32s(buf);
buf++;
}
}
static void md4_transform(u32 *hash, u32 const *in)
{
u32 a, b, c, d;

17
crypto/md5.c
View File

@ -30,23 +30,6 @@ const u8 md5_zero_message_hash[MD5_DIGEST_SIZE] = {
};
EXPORT_SYMBOL_GPL(md5_zero_message_hash);
/* XXX: this stuff can be optimized */
static inline void le32_to_cpu_array(u32 *buf, unsigned int words)
{
while (words--) {
__le32_to_cpus(buf);
buf++;
}
}
static inline void cpu_to_le32_array(u32 *buf, unsigned int words)
{
while (words--) {
__cpu_to_le32s(buf);
buf++;
}
}
static inline void md5_transform_helper(struct md5_state *ctx)
{
le32_to_cpu_array(ctx->block, sizeof(ctx->block) / sizeof(u32));

17
include/linux/byteorder/generic.h
View File

@ -155,6 +155,23 @@ static inline void le64_add_cpu(__le64 *var, u64 val)
*var = cpu_to_le64(le64_to_cpu(*var) + val);
}
/* XXX: this stuff can be optimized */
static inline void le32_to_cpu_array(u32 *buf, unsigned int words)
{
while (words--) {
__le32_to_cpus(buf);
buf++;
}
}
static inline void cpu_to_le32_array(u32 *buf, unsigned int words)
{
while (words--) {
__cpu_to_le32s(buf);
buf++;
}
}
static inline void be16_add_cpu(__be16 *var, u16 val)
{
*var = cpu_to_be16(be16_to_cpu(*var) + val);