Squashfs: remove unnecessary variable in zlib_wrapper
Get rid of unnecessary bytes variable, and remove redundant
initialisation of zlib_err.
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
diff --git a/fs/squashfs/zlib_wrapper.c b/fs/squashfs/zlib_wrapper.c
index 7a60387..1f4833b 100644
--- a/fs/squashfs/zlib_wrapper.c
+++ b/fs/squashfs/zlib_wrapper.c
@@ -66,8 +66,8 @@
struct buffer_head **bh, int b, int offset, int length, int srclength,
int pages)
{
- int zlib_err = 0, zlib_init = 0;
- int avail, bytes, k = 0, page = 0;
+ int zlib_err, zlib_init = 0;
+ int k = 0, page = 0;
z_stream *stream = msblk->stream;
mutex_lock(&msblk->read_data_mutex);
@@ -75,11 +75,10 @@
stream->avail_out = 0;
stream->avail_in = 0;
- bytes = length;
do {
if (stream->avail_in == 0 && k < b) {
- avail = min(bytes, msblk->devblksize - offset);
- bytes -= avail;
+ int avail = min(length, msblk->devblksize - offset);
+ length -= avail;
wait_on_buffer(bh[k]);
if (!buffer_uptodate(bh[k]))
goto release_mutex;