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crypto: change LZ4 modules to work with new LZ4 module version

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Update the crypto modules using LZ4 compression as well as the test
cases in testmgr.h to work with the new LZ4 module version.

Link: http://lkml.kernel.org/r/1486321748-19085-4-git-send-email-4sschmid@informatik.uni-hamburg.de
Signed-off-by: Sven Schmidt <[email protected]>
Cc: Bongkyu Kim <[email protected]>
Cc: Rui Salvaterra <[email protected]>
Cc: Sergey Senozhatsky <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: Herbert Xu <[email protected]>
Cc: David S. Miller <[email protected]>
Cc: Anton Vorontsov <[email protected]>
Cc: Colin Cross <[email protected]>
Cc: Kees Cook <[email protected]>
Cc: Tony Luck <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Sven Schmidt 2017-02-24 15:01:19 -08:00 • committed by Linus Torvalds
commit 73a15ac6d5
3 changed files with 120 additions and 68 deletions
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23
crypto/lz4.c
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@ -66,15 +66,13 @@ static void lz4_exit(struct crypto_tfm *tfm)
static int __lz4_compress_crypto(const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen, void *ctx)
{
size_t tmp_len = *dlen;
int err;
int out_len = LZ4_compress_default(src, dst,
slen, *dlen, ctx);
err = lz4_compress(src, slen, dst, &tmp_len, ctx);
if (err < 0)
if (!out_len)
return -EINVAL;
*dlen = tmp_len;
*dlen = out_len;
return 0;
}
@ -96,16 +94,13 @@ static int lz4_compress_crypto(struct crypto_tfm *tfm, const u8 *src,
static int __lz4_decompress_crypto(const u8 *src, unsigned int slen,
u8 *dst, unsigned int *dlen, void *ctx)
{
int err;
size_t tmp_len = *dlen;
size_t __slen = slen;
int out_len = LZ4_decompress_safe(src, dst, slen, *dlen);
err = lz4_decompress_unknownoutputsize(src, __slen, dst, &tmp_len);
if (err < 0)
return -EINVAL;
if (out_len < 0)
return out_len;
*dlen = tmp_len;
return err;
*dlen = out_len;
return 0;
}
static int lz4_sdecompress(struct crypto_scomp *tfm, const u8 *src,