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crypto: arm64/sha1-ce - fix for big endian

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The SHA1 digest is an array of 5 32-bit quantities, so we should refer
to them as such in order for this code to work correctly when built for
big endian. So replace 16 byte scalar loads and stores with 4x4 vector
ones where appropriate.

Fixes: 2c98833a42cd ("arm64/crypto: SHA-1 using ARMv8 Crypto Extensions")
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Ard Biesheuvel 2016-10-11 19:15:15 +01:00 committed by Herbert Xu
parent 9c433ad508
commit ee71e5f1e7
1 changed files with 2 additions and 2 deletions
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4
arch/arm64/crypto/sha1-ce-core.S
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@ -78,7 +78,7 @@ ENTRY(sha1_ce_transform)
ld1r {k3.4s}, [x6]
/* load state */
ldr dga, [x0]
ld1 {dgav.4s}, [x0]
ldr dgb, [x0, #16]
/* load sha1_ce_state::finalize */
@ -144,7 +144,7 @@ CPU_LE( rev32 v11.16b, v11.16b )
b 1b
/* store new state */
3: str dga, [x0]
3: st1 {dgav.4s}, [x0]
str dgb, [x0, #16]
ret
ENDPROC(sha1_ce_transform)