diff options
Diffstat (limited to 'lib/sqfs/comp/gzip.c')
| -rw-r--r-- | lib/sqfs/comp/gzip.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/sqfs/comp/gzip.c b/lib/sqfs/comp/gzip.c index 3dd8d10..3886e60 100644 --- a/lib/sqfs/comp/gzip.c +++ b/lib/sqfs/comp/gzip.c @@ -107,7 +107,7 @@ static int flag_to_zlib_strategy(int flag) } static int find_strategy(gzip_compressor_t *gzip, const sqfs_u8 *in, - size_t size, sqfs_u8 *out, size_t outsize) + sqfs_u32 size, sqfs_u8 *out, sqfs_u32 outsize) { int ret, strategy, selected = Z_DEFAULT_STRATEGY; size_t i, length, minlength = 0; @@ -148,13 +148,16 @@ static int find_strategy(gzip_compressor_t *gzip, const sqfs_u8 *in, return selected; } -static ssize_t gzip_do_block(sqfs_compressor_t *base, const sqfs_u8 *in, - size_t size, sqfs_u8 *out, size_t outsize) +static sqfs_s32 gzip_do_block(sqfs_compressor_t *base, const sqfs_u8 *in, + sqfs_u32 size, sqfs_u8 *out, sqfs_u32 outsize) { gzip_compressor_t *gzip = (gzip_compressor_t *)base; int ret, strategy = 0; size_t written; + if (size >= 0x7FFFFFFF) + return 0; + if (gzip->compress && gzip->opt.strategies != 0) { strategy = find_strategy(gzip, in, size, out, outsize); if (strategy < 0) @@ -193,7 +196,7 @@ static ssize_t gzip_do_block(sqfs_compressor_t *base, const sqfs_u8 *in, if (gzip->compress && written >= size) return 0; - return (ssize_t)written; + return written; } if (ret != Z_OK && ret != Z_BUF_ERROR) |