From: Gaurav Jain Date: Thu, 21 Sep 2023 09:44:44 +0000 (+0530) Subject: crypto: caam/qi2 - fix Chacha20 + Poly1305 self test failure X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7b8c6aee0d5b864e70c0da82583f9862e374eaf3;p=linux.git crypto: caam/qi2 - fix Chacha20 + Poly1305 self test failure key buffer is not copied in chachapoly_setkey function, results in wrong output for encryption/decryption operation. fix this by memcpy the key in caam_ctx key arrary Fixes: c10a53367901 ("crypto: caam/qi2 - add support for Chacha20 + Poly1305") Signed-off-by: Gaurav Jain Signed-off-by: Herbert Xu --- diff --git a/drivers/crypto/caam/caamalg_qi2.c b/drivers/crypto/caam/caamalg_qi2.c index 9156bbe038b7b..a148ff1f0872c 100644 --- a/drivers/crypto/caam/caamalg_qi2.c +++ b/drivers/crypto/caam/caamalg_qi2.c @@ -641,7 +641,8 @@ static int chachapoly_setkey(struct crypto_aead *aead, const u8 *key, if (keylen != CHACHA_KEY_SIZE + saltlen) return -EINVAL; - ctx->cdata.key_virt = key; + memcpy(ctx->key, key, keylen); + ctx->cdata.key_virt = ctx->key; ctx->cdata.keylen = keylen - saltlen; return chachapoly_set_sh_desc(aead);