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crypto: sun4i-ss - handle BigEndian for cipher
commit5ab6177fa0
upstream. Ciphers produce invalid results on BE. Key and IV need to be written in LE. Fixes:6298e94821
("crypto: sunxi-ss - Add Allwinner Security System crypto accelerator") Cc: <stable@vger.kernel.org> Signed-off-by: Corentin Labbe <clabbe@baylibre.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 6 additions and 6 deletions
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@ -54,13 +54,13 @@ static int noinline_for_stack sun4i_ss_opti_poll(struct skcipher_request *areq)
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spin_lock_irqsave(&ss->slock, flags);
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for (i = 0; i < op->keylen; i += 4)
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writel(*(op->key + i / 4), ss->base + SS_KEY0 + i);
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for (i = 0; i < op->keylen / 4; i++)
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writesl(ss->base + SS_KEY0 + i * 4, &op->key[i], 1);
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if (areq->iv) {
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for (i = 0; i < 4 && i < ivsize / 4; i++) {
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v = *(u32 *)(areq->iv + i * 4);
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writel(v, ss->base + SS_IV0 + i * 4);
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writesl(ss->base + SS_IV0 + i * 4, &v, 1);
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}
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}
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writel(mode, ss->base + SS_CTL);
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@ -238,13 +238,13 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq)
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spin_lock_irqsave(&ss->slock, flags);
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for (i = 0; i < op->keylen; i += 4)
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writel(*(op->key + i / 4), ss->base + SS_KEY0 + i);
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for (i = 0; i < op->keylen / 4; i++)
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writesl(ss->base + SS_KEY0 + i * 4, &op->key[i], 1);
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if (areq->iv) {
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for (i = 0; i < 4 && i < ivsize / 4; i++) {
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v = *(u32 *)(areq->iv + i * 4);
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writel(v, ss->base + SS_IV0 + i * 4);
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writesl(ss->base + SS_IV0 + i * 4, &v, 1);
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}
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}
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writel(mode, ss->base + SS_CTL);
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