tree 323d627357f881e7a49e2728eaf7bddc13f1a965
parent 1634ff15387557980b5d21ddfe03d4c9b9f7cc89
author Eric Biggers <ebiggers@google.com> 1511380295 -0800
committer Eric Biggers <ebiggers@google.com> 1544722498 -0800

UPSTREAM: crypto: chacha20 - Fix unaligned access when loading constants

The four 32-bit constants for the initial state of ChaCha20 were loaded
from a char array which is not guaranteed to have the needed alignment.

Fix it by just assigning the constants directly instead.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

(cherry picked from commit ecf3220d882ae84844909ed6323032aac47aff93)
Bug: 112008522
Test: As series, see Ic61c13b53facfd2173065be715a7ee5f3af8760b
Change-Id: I01a70ca3762e03a0f934bcafc815e5a574362981
Signed-off-by: Eric Biggers <ebiggers@google.com>