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authorDoug Ledford <dledford@redhat.com>2017-09-25 11:15:38 -0400
committerDoug Ledford <dledford@redhat.com>2017-09-25 11:16:58 -0400
commite83c465ae14844b2dfff55178b82eeaccbef0b24 (patch)
tree9ba289bdd8831b061743a8d48b13e6128306b8f1 /crypto/chacha20_generic.c
parentf960b5ebd9ed09bc12e10c712bce82ab58ef0435 (diff)
parent508f8d23a372beae647185ce896a0c1109406b83 (diff)
downloadlinux-crypto-e83c465ae14844b2dfff55178b82eeaccbef0b24.tar.gz
linux-crypto-e83c465ae14844b2dfff55178b82eeaccbef0b24.zip
Merge tag 'v4.14-rc2' into k.o/for-next
Merge my for-next branch to Linux 4.14-rc2 and open up the for-next area for 4.15 kernel development. Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to '')
-rw-r--r--crypto/chacha20_generic.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/crypto/chacha20_generic.c b/crypto/chacha20_generic.c
index 8b3c04d6..4a45fa48 100644
--- a/crypto/chacha20_generic.c
+++ b/crypto/chacha20_generic.c
@@ -91,9 +91,14 @@ int crypto_chacha20_crypt(struct skcipher_request *req)
crypto_chacha20_init(state, ctx, walk.iv);
while (walk.nbytes > 0) {
+ unsigned int nbytes = walk.nbytes;
+
+ if (nbytes < walk.total)
+ nbytes = round_down(nbytes, walk.stride);
+
chacha20_docrypt(state, walk.dst.virt.addr, walk.src.virt.addr,
- walk.nbytes);
- err = skcipher_walk_done(&walk, 0);
+ nbytes);
+ err = skcipher_walk_done(&walk, walk.nbytes - nbytes);
}
return err;