Eric Biggers [off-list ref] wrote:

+       {
+               .base.cra_name          = "sha512",
+               .base.cra_driver_name   = "sha512-lib",
+               .base.cra_priority      = 100,
+               .base.cra_blocksize     = SHA512_BLOCK_SIZE,
+               .base.cra_module        = THIS_MODULE,
+               .digestsize             = SHA512_DIGEST_SIZE,
+               .init                   = crypto_sha512_init,
+               .update                 = crypto_sha512_update,
+               .final                  = crypto_sha512_final,
+               .digest                 = crypto_sha512_digest,
+               .descsize               = sizeof(struct sha512_ctx),
+       },

This changes the export format which breaks fallback support
for ahash drivers.

You need to retain the existing export format.

Cheers,
-- 
Email: Herbert Xu [off-list ref]
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt