diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c
index 9f82e14983f6..a886245b931e 100644
--- a/drivers/crypto/axis/artpec6_crypto.c
+++ b/drivers/crypto/axis/artpec6_crypto.c
@@ -1256,7 +1256,7 @@ static int artpec6_crypto_aead_set_key(struct crypto_aead *tfm, const u8 *key,
 
 	if (len != 16 && len != 24 && len != 32) {
 		crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
-		return -1;
+		return -EINVAL;
 	}
 
 	ctx->key_length = len;