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authorHerbert Xu <herbert@gondor.apana.org.au>2015-07-22 18:05:35 +0800
committerBen Hutchings <ben@decadent.org.uk>2015-10-13 03:46:01 +0100
commit1d9fd24206b274e4adf1e88dd48c781692e983c5 (patch)
tree1f3d5c81673e18ad490608479df81292d1fdb05b
parenta97233643dcf324d983d92118099213fd08b7fba (diff)
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crypto: ixp4xx - Remove bogus BUG_ON on scattered dst buffer
commit f898c522f0e9ac9f3177d0762b76e2ab2d2cf9c0 upstream. This patch removes a bogus BUG_ON in the ablkcipher path that triggers when the destination buffer is different from the source buffer and is scattered. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
-rw-r--r--drivers/crypto/ixp4xx_crypto.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/crypto/ixp4xx_crypto.c b/drivers/crypto/ixp4xx_crypto.c
index 4c20c5b..8e9a8f0 100644
--- a/drivers/crypto/ixp4xx_crypto.c
+++ b/drivers/crypto/ixp4xx_crypto.c
@@ -914,7 +914,6 @@ static int ablk_perform(struct ablkcipher_request *req, int encrypt)
crypt->mode |= NPE_OP_NOT_IN_PLACE;
/* This was never tested by Intel
* for more than one dst buffer, I think. */
- BUG_ON(req->dst->length < nbytes);
req_ctx->dst = NULL;
if (!chainup_buffers(dev, req->dst, nbytes, &dst_hook,
flags, DMA_FROM_DEVICE))