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crypto: sun8i-ss - fix infinite loop in sun8i_ss_setup_ivs()
[ Upstream commitd61a7b3dec
] There is no i decrement in while (i >= 0) loop. Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> Fixes:359e893e8a
("crypto: sun8i-ss - rework handling of IV") Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com> Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -170,6 +170,7 @@ static int sun8i_ss_setup_ivs(struct skcipher_request *areq)
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while (i >= 0) {
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dma_unmap_single(ss->dev, rctx->p_iv[i], ivsize, DMA_TO_DEVICE);
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memzero_explicit(sf->iv[i], ivsize);
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i--;
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}
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return err;
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}
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