diff options
Diffstat (limited to 'crypto/lz4hc.c')
| -rw-r--r-- | crypto/lz4hc.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/crypto/lz4hc.c b/crypto/lz4hc.c index 75ffc4a3f786..03a34a8109c0 100644 --- a/crypto/lz4hc.c +++ b/crypto/lz4hc.c @@ -65,15 +65,13 @@ static void lz4hc_exit(struct crypto_tfm *tfm) static int __lz4hc_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_HC(src, dst, slen, + *dlen, LZ4HC_DEFAULT_CLEVEL, ctx); - err = lz4hc_compress(src, slen, dst, &tmp_len, ctx); - - if (err < 0) + if (!out_len) return -EINVAL; - *dlen = tmp_len; + *dlen = out_len; return 0; } @@ -97,16 +95,13 @@ static int lz4hc_compress_crypto(struct crypto_tfm *tfm, const u8 *src, static int __lz4hc_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 lz4hc_sdecompress(struct crypto_scomp *tfm, const u8 *src, |