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authorTomas Paukrt <tomaspaukrt@email.cz>2022-01-22 18:07:53 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-04-15 14:18:04 +0200
commite5e748a6ff11f8c0fe3d10c4d5ff7e0997f312bd (patch)
tree5e31cc08370ee7fb648b1f75b9b9e6ab7e30de39 /drivers/crypto
parent30d3f45bcfa7670ce29751527cc5d6930a8f13aa (diff)
crypto: mxs-dcp - Fix scatterlist processing
[ Upstream commit 28e9b6d8199a3f124682b143800c2dacdc3d70dd ] This patch fixes a bug in scatterlist processing that may cause incorrect AES block encryption/decryption. Fixes: 2e6d793e1bf0 ("crypto: mxs-dcp - Use sg_mapping_iter to copy data") Signed-off-by: Tomas Paukrt <tomaspaukrt@email.cz> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/mxs-dcp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/mxs-dcp.c b/drivers/crypto/mxs-dcp.c
index 547111079207..9443f31acd27 100644
--- a/drivers/crypto/mxs-dcp.c
+++ b/drivers/crypto/mxs-dcp.c
@@ -329,7 +329,7 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
memset(key + AES_KEYSIZE_128, 0, AES_KEYSIZE_128);
}
- for_each_sg(req->src, src, sg_nents(src), i) {
+ for_each_sg(req->src, src, sg_nents(req->src), i) {
src_buf = sg_virt(src);
len = sg_dma_len(src);
tlen += len;