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-rw-r--r--crypto/morus640.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/crypto/morus640.c b/crypto/morus640.c
index 5cf530139b27..1617a1eb8be1 100644
--- a/crypto/morus640.c
+++ b/crypto/morus640.c
@@ -361,18 +361,19 @@ static void crypto_morus640_process_crypt(struct morus640_state *state,
const struct morus640_ops *ops)
{
struct skcipher_walk walk;
- u8 *dst;
- const u8 *src;
ops->skcipher_walk_init(&walk, req, false);
while (walk.nbytes) {
- src = walk.src.virt.addr;
- dst = walk.dst.virt.addr;
+ unsigned int nbytes = walk.nbytes;
- ops->crypt_chunk(state, dst, src, walk.nbytes);
+ if (nbytes < walk.total)
+ nbytes = round_down(nbytes, walk.stride);
- skcipher_walk_done(&walk, 0);
+ ops->crypt_chunk(state, walk.dst.virt.addr, walk.src.virt.addr,
+ nbytes);
+
+ skcipher_walk_done(&walk, walk.nbytes - nbytes);
}
}