Re: [PATCH 1/2] crypto: talitos - don't persistently map req_ctx->hw_context and req_ctx->buf

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Feb 26, 2018 at 05:40:04PM +0100, Christophe Leroy wrote:
> Commit 49f9783b0cea ("crypto: talitos - do hw_context DMA mapping
> outside the requests") introduced a persistent dma mapping of
> req_ctx->hw_context
> Commit 37b5e8897eb5 ("crypto: talitos - chain in buffered data for ahash
> on SEC1") introduced a persistent dma mapping of req_ctx->buf
> 
> As there is no destructor for req_ctx (the request context), the
> associated dma handlers where set in ctx (the tfm context). This is
> wrong as several hash operations can run with the same ctx.
> 
> This patch removes this persistent mapping.
> 
> Reported-by: Horia Geanta <horia.geanta@xxxxxxx>
> Fixes: 49f9783b0cea ("crypto: talitos - do hw_context DMA mapping outside the requests")
> Fixes: 37b5e8897eb5 ("crypto: talitos - chain in buffered data for ahash on SEC1")
> Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



[Index of Archives]     [Kernel]     [Gnu Classpath]     [Gnu Crypto]     [DM Crypt]     [Netfilter]     [Bugtraq]

  Powered by Linux