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| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2017-10-12 16:35:36 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2017-10-12 16:35:36 +0200 |
| commit | 1ca96e9695b6c448befcd0abacaf473458f22d1c (patch) | |
| tree | 9ba289bdd8831b061743a8d48b13e6128306b8f1 /crypto/chacha20_generic.c | |
| parent | aa0bfc9cee13677f110cfb870f7b5d9cd60cf5a7 (diff) | |
| parent | 508f8d23a372beae647185ce896a0c1109406b83 (diff) | |
| download | linux-crypto-1ca96e9695b6c448befcd0abacaf473458f22d1c.tar.gz linux-crypto-1ca96e9695b6c448befcd0abacaf473458f22d1c.zip | |
Merge tag 'v4.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into fbdev-for-next
Linux 4.14-rc4
Diffstat (limited to 'crypto/chacha20_generic.c')
| -rw-r--r-- | crypto/chacha20_generic.c | 9 |
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; |