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authorSergey Senozhatsky <sergey.senozhatsky@gmail.com>2013-09-11 14:26:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-11 15:59:45 -0700
commitb34081f1cd59585451efaa69e1dff1b9507e6c89 (patch)
treeb04c842059aeeed535e71e72570a29e2989ceeb3 /include
parent20b8875abcf2daa1dda5cf70bd6369df5e85d4c1 (diff)
lz4: fix compression/decompression signedness mismatch
LZ4 compression and decompression functions require different in signedness input/output parameters: unsigned char for compression and signed char for decompression. Change decompression API to require "(const) unsigned char *". Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Cc: Kyungsik Lee <kyungsik.lee@lge.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Yann Collet <yann.collet.73@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/lz4.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/lz4.h b/include/linux/lz4.h
index d21c13f10a64..4356686b0a39 100644
--- a/include/linux/lz4.h
+++ b/include/linux/lz4.h
@@ -67,8 +67,8 @@ int lz4hc_compress(const unsigned char *src, size_t src_len,
* note : Destination buffer must be already allocated.
* slightly faster than lz4_decompress_unknownoutputsize()
*/
-int lz4_decompress(const char *src, size_t *src_len, char *dest,
- size_t actual_dest_len);
+int lz4_decompress(const unsigned char *src, size_t *src_len,
+ unsigned char *dest, size_t actual_dest_len);
/*
* lz4_decompress_unknownoutputsize()
@@ -82,6 +82,6 @@ int lz4_decompress(const char *src, size_t *src_len, char *dest,
* Error if return (< 0)
* note : Destination buffer must be already allocated.
*/
-int lz4_decompress_unknownoutputsize(const char *src, size_t src_len,
- char *dest, size_t *dest_len);
+int lz4_decompress_unknownoutputsize(const unsigned char *src, size_t src_len,
+ unsigned char *dest, size_t *dest_len);
#endif