diff options
Diffstat (limited to 'crypto/crc32c_generic.c')
| -rw-r--r-- | crypto/crc32c_generic.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/crypto/crc32c_generic.c b/crypto/crc32c_generic.c index 7c2357c30fdf..985da981d6e2 100644 --- a/crypto/crc32c_generic.c +++ b/crypto/crc32c_generic.c @@ -85,7 +85,7 @@ static int chksum_update(struct shash_desc *desc, const u8 *data, { struct chksum_desc_ctx *ctx = shash_desc_ctx(desc); - ctx->crc = __crc32c_le_base(ctx->crc, data, length); + ctx->crc = crc32c_le_base(ctx->crc, data, length); return 0; } @@ -108,7 +108,7 @@ static int chksum_final(struct shash_desc *desc, u8 *out) static int __chksum_finup(u32 *crcp, const u8 *data, unsigned int len, u8 *out) { - put_unaligned_le32(~__crc32c_le_base(*crcp, data, len), out); + put_unaligned_le32(~crc32c_le_base(*crcp, data, len), out); return 0; } @@ -197,15 +197,19 @@ static struct shash_alg algs[] = {{ .base.cra_init = crc32c_cra_init, }}; +static int num_algs; + static int __init crc32c_mod_init(void) { /* register the arch flavor only if it differs from the generic one */ - return crypto_register_shashes(algs, 1 + (&__crc32c_le != &__crc32c_le_base)); + num_algs = 1 + ((crc32_optimizations() & CRC32C_OPTIMIZATION) != 0); + + return crypto_register_shashes(algs, num_algs); } static void __exit crc32c_mod_fini(void) { - crypto_unregister_shashes(algs, 1 + (&__crc32c_le != &__crc32c_le_base)); + crypto_unregister_shashes(algs, num_algs); } subsys_initcall(crc32c_mod_init); |