2014-03-14 15:48:44

by Horia Geantă

Subject: [PATCH crypto] crypto: caam - add missing key_dma unmap

(struct caam_ctx) ctx->key_dma needs to be unmapped
when context is cleaned up.

Signed-off-by: Horia Geanta <[email protected]>
---
drivers/crypto/caam/caamalg.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index b71f2fd749df..f44cfe065eb3 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -2099,6 +2099,11 @@ static void caam_cra_exit(struct crypto_tfm *tfm)
dma_unmap_single(ctx->jrdev, ctx->sh_desc_givenc_dma,
desc_bytes(ctx->sh_desc_givenc),
DMA_TO_DEVICE);
+ if (ctx->key_dma &&
+ !dma_mapping_error(ctx->jrdev, ctx->key_dma))
+ dma_unmap_single(ctx->jrdev, ctx->key_dma,
+ ctx->enckeylen + ctx->split_key_pad_len,
+ DMA_TO_DEVICE);

caam_jr_free(ctx->jrdev);
}
--
1.8.3.1

2014-03-21 14:40:32

by Herbert Xu

Subject: Re: [PATCH crypto] crypto: caam - add missing key_dma unmap

On Fri, Mar 14, 2014 at 05:48:30PM +0200, Horia Geanta wrote:
> (struct caam_ctx) ctx->key_dma needs to be unmapped
> when context is cleaned up.
>
> Signed-off-by: Horia Geanta <[email protected]>

Patch applied.
--
Email: Herbert Xu <[email protected]>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt