crypto: blake2s - add comment for blake2s_state fields

commit 7d87131fad upstream.

The first three fields of 'struct blake2s_state' are used in assembly
code, which isn't immediately obvious, so add a comment to this effect.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
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:
Eric Biggers 2020-12-23 00:09:56 -08:00 committed by Greg Kroah-Hartman
parent d45ae768b7
commit fea91e9070

View file

@ -24,6 +24,7 @@ enum blake2s_lengths {
};
struct blake2s_state {
/* 'h', 't', and 'f' are used in assembly code, so keep them as-is. */
u32 h[8];
u32 t[2];
u32 f[2];