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| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2018-12-20 15:35:07 +0100 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2018-12-20 15:35:07 +0100 |
| commit | 6e603ea6e028001e3d56dc56822cb9c1cf2908f9 (patch) | |
| tree | ecde2ff65bcb3ef7f0379d9ccc5eb30d6033f8f3 /crypto/chacha20_generic.c | |
| parent | 50d4fb1dc129955ab571c1dd7bf14cd07cc5984d (diff) | |
| parent | 7271e588c712517a184f75744b6e94d05c8251a4 (diff) | |
| download | linux-crypto-6e603ea6e028001e3d56dc56822cb9c1cf2908f9.tar.gz linux-crypto-6e603ea6e028001e3d56dc56822cb9c1cf2908f9.zip | |
Merge tag 'v4.20-rc7' of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into fbdev-for-next
Linux 4.20-rc7
Sync with upstream (which now contains fbdev-v4.20 changes) to
prepare a base for fbdev-v4.21 changes.
Diffstat (limited to 'crypto/chacha20_generic.c')
| -rw-r--r-- | crypto/chacha20_generic.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/crypto/chacha20_generic.c b/crypto/chacha20_generic.c index e451c3cb..3ae96587 100644 --- a/crypto/chacha20_generic.c +++ b/crypto/chacha20_generic.c @@ -18,20 +18,21 @@ static void chacha20_docrypt(u32 *state, u8 *dst, const u8 *src, unsigned int bytes) { - u32 stream[CHACHA20_BLOCK_WORDS]; + /* aligned to potentially speed up crypto_xor() */ + u8 stream[CHACHA20_BLOCK_SIZE] __aligned(sizeof(long)); if (dst != src) memcpy(dst, src, bytes); while (bytes >= CHACHA20_BLOCK_SIZE) { chacha20_block(state, stream); - crypto_xor(dst, (const u8 *)stream, CHACHA20_BLOCK_SIZE); + crypto_xor(dst, stream, CHACHA20_BLOCK_SIZE); bytes -= CHACHA20_BLOCK_SIZE; dst += CHACHA20_BLOCK_SIZE; } if (bytes) { chacha20_block(state, stream); - crypto_xor(dst, (const u8 *)stream, bytes); + crypto_xor(dst, stream, bytes); } } |