crypto: caam/qi - fix error path in xts setkey

xts setkey callback returns 0 on some error paths.
Fix this by returning -EINVAL.

Cc: <stable@vger.kernel.org> # 4.12+
Fixes: b189817cf7 ("crypto: caam/qi - add ablkcipher and authenc algorithms")
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Horia Geantă 2018-08-06 15:29:39 +03:00 committed by Herbert Xu
parent cc98963dba
commit ad876a1804
1 changed files with 2 additions and 4 deletions

View File

@ -679,10 +679,8 @@ static int xts_ablkcipher_setkey(struct crypto_ablkcipher *ablkcipher,
int ret = 0;
if (keylen != 2 * AES_MIN_KEY_SIZE && keylen != 2 * AES_MAX_KEY_SIZE) {
crypto_ablkcipher_set_flags(ablkcipher,
CRYPTO_TFM_RES_BAD_KEY_LEN);
dev_err(jrdev, "key size mismatch\n");
return -EINVAL;
goto badkey;
}
ctx->cdata.keylen = keylen;
@ -715,7 +713,7 @@ static int xts_ablkcipher_setkey(struct crypto_ablkcipher *ablkcipher,
return ret;
badkey:
crypto_ablkcipher_set_flags(ablkcipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
return 0;
return -EINVAL;
}
/*