From: Sven Schmidt <4sschmid@informatik.uni-hamburg.de> Subject: [PATCH 2/4] lib/decompress_unlz4: Change module to work with new LZ4 module version Date: Sat, 21 Jan 2017 16:09:09 +0100 Message-ID: <1485011351-7463-3-git-send-email-4sschmid@informatik.uni-hamburg.de> References: <1482259992-16680-1-git-send-email-4sschmid@informatik.uni-hamburg.de> <1485011351-7463-1-git-send-email-4sschmid@informatik.uni-hamburg.de> Cc: bongkyu.kim@lge.com, rsalvaterra@gmail.com, sergey.senozhatsky@gmail.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, herbert@gondor.apana.org.au, davem@davemloft.net, linux-crypto@vger.kernel.org, anton@enomsg.org, ccross@android.com, keescook@chromium.org, tony.luck@intel.com, phillip@squashfs.org.uk, Sven Schmidt <4sschmid@informatik.uni-hamburg.de> To: akpm@linux-foundation.org Return-path: In-Reply-To: <1485011351-7463-1-git-send-email-4sschmid@informatik.uni-hamburg.de> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-crypto.vger.kernel.org This patch updates the unlz4 wrapper to work with the updated LZ4 kernel module version. Signed-off-by: Sven Schmidt <4sschmid@informatik.uni-hamburg.de> --- lib/decompress_unlz4.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/lib/decompress_unlz4.c b/lib/decompress_unlz4.c index 036fc88..1b0baf3 100644 --- a/lib/decompress_unlz4.c +++ b/lib/decompress_unlz4.c @@ -72,7 +72,7 @@ STATIC inline int INIT unlz4(u8 *input, long in_len, error("NULL input pointer and missing fill function"); goto exit_1; } else { - inp = large_malloc(lz4_compressbound(uncomp_chunksize)); + inp = large_malloc(LZ4_compressBound(uncomp_chunksize)); if (!inp) { error("Could not allocate input buffer"); goto exit_1; @@ -136,7 +136,7 @@ STATIC inline int INIT unlz4(u8 *input, long in_len, inp += 4; size -= 4; } else { - if (chunksize > lz4_compressbound(uncomp_chunksize)) { + if (chunksize > LZ4_compressBound(uncomp_chunksize)) { error("chunk length is longer than allocated"); goto exit_2; } @@ -152,11 +152,14 @@ STATIC inline int INIT unlz4(u8 *input, long in_len, out_len -= dest_len; } else dest_len = out_len; - ret = lz4_decompress(inp, &chunksize, outp, dest_len); + + ret = LZ4_decompress_fast(inp, outp, dest_len); + chunksize = ret; #else dest_len = uncomp_chunksize; - ret = lz4_decompress_unknownoutputsize(inp, chunksize, outp, - &dest_len); + + ret = LZ4_decompress_safe(inp, outp, chunksize, dest_len); + dest_len = ret; #endif if (ret < 0) { error("Decoding failed"); -- 2.1.4