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Date: Mon, 7 Mar 2022 09:49:14 +1200 From: Herbert Xu <herbert@...dor.apana.org.au> To: Corentin Labbe <clabbe.montjoie@...il.com> Cc: Gilad Ben-Yossef <gilad@...yossef.com>, Linux Crypto Mailing List <linux-crypto@...r.kernel.org>, Linux kernel mailing list <linux-kernel@...r.kernel.org> Subject: Re: [BUG] crypto: ccree: driver does not handle case where cryptlen = authsize =0 On Fri, Mar 04, 2022 at 02:30:06PM +0100, Corentin Labbe wrote: > > Hello > > I got: > [ 17.563793] ------------[ cut here ]------------ > [ 17.568492] DMA-API: ccree e6601000.crypto: device driver frees DMA memory with different direction [device address=0x0000000078fe5800] [size=8 bytes] [mapped with DMA_TO_DEVICE] [unmapped with DMA_BIDIRECTIONAL] The direction argument during unmap must match whatever direction you used during the original map call. Cheers, -- Email: Herbert Xu <herbert@...dor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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