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authorThorsten Blum <thorsten.blum@linux.dev>2026-06-03 01:25:19 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2026-06-12 04:56:45 +0300
commit70fd646ae5ddaae0a7fbbba94b500bde2e1211f0 (patch)
treecfcdc1961d1973e34c718660c1e236556894ac17
parent9dbf173bd32d5f81b005008b682bfb50aa093455 (diff)
downloadlinux-70fd646ae5ddaae0a7fbbba94b500bde2e1211f0.tar.xz
crypto: atmel-ecc - drop dead code in atmel_ecdh_max_size
atmel_ecdh_init_tfm() always allocates ctx->fallback, so it is never NULL in atmel_ecdh_max_size(). Remove the dead code and return crypto_kpp_maxsize() directly. Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--drivers/crypto/atmel-ecc.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/crypto/atmel-ecc.c b/drivers/crypto/atmel-ecc.c
index 0ca02995a1de..9da9dd6585df 100644
--- a/drivers/crypto/atmel-ecc.c
+++ b/drivers/crypto/atmel-ecc.c
@@ -284,15 +284,7 @@ static unsigned int atmel_ecdh_max_size(struct crypto_kpp *tfm)
{
struct atmel_ecdh_ctx *ctx = kpp_tfm_ctx(tfm);
- if (ctx->fallback)
- return crypto_kpp_maxsize(ctx->fallback);
-
- /*
- * The device only supports NIST P256 ECC keys. The public key size will
- * always be the same. Use a macro for the key size to avoid unnecessary
- * computations.
- */
- return ATMEL_ECC_PUBKEY_SIZE;
+ return crypto_kpp_maxsize(ctx->fallback);
}
static struct kpp_alg atmel_ecdh_nist_p256 = {