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| author | Horia Geantă <horia.geanta@nxp.com> | 2018-08-06 14:29:39 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-08-25 13:50:41 +0200 |
| commit | ad876a18048f43b1f66f5d474b7598538668c5de (patch) | |
| tree | 7cf28486b131a622b7ec800d6c15a4add1e051e9 /drivers/crypto | |
| parent | crypto: caam/jr - fix descriptor DMA unmapping (diff) | |
| download | linux-ad876a18048f43b1f66f5d474b7598538668c5de.tar.xz linux-ad876a18048f43b1f66f5d474b7598538668c5de.zip | |
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: b189817cf789 ("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>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/caam/caamalg_qi.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/crypto/caam/caamalg_qi.c b/drivers/crypto/caam/caamalg_qi.c index 6e61cc93c2b0..d7aa7d7ff102 100644 --- a/drivers/crypto/caam/caamalg_qi.c +++ b/drivers/crypto/caam/caamalg_qi.c @@ -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; } /* |