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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 /lib/lz4
parent20b8875abcf2daa1dda5cf70bd6369df5e85d4c1 (diff)
downloadop-kernel-dev-b34081f1cd59585451efaa69e1dff1b9507e6c89.zip
op-kernel-dev-b34081f1cd59585451efaa69e1dff1b9507e6c89.tar.gz
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 'lib/lz4')
-rw-r--r--lib/lz4/lz4_decompress.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/lz4/lz4_decompress.c b/lib/lz4/lz4_decompress.c
index 411be80..df6839e 100644
--- a/lib/lz4/lz4_decompress.c
+++ b/lib/lz4/lz4_decompress.c
@@ -283,8 +283,8 @@ _output_error:
return (int) (-(((char *) ip) - source));
}
-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)
{
int ret = -1;
int input_len = 0;
@@ -302,8 +302,8 @@ exit_0:
EXPORT_SYMBOL(lz4_decompress);
#endif
-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)
{
int ret = -1;
int out_len = 0;
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