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authorPhillip Lougher <phillip@lougher.demon.co.uk>2011-01-05 17:52:26 +0000
committerPhillip Lougher <phillip@lougher.demon.co.uk>2011-01-13 21:20:52 +0000
commit170cf02165272dfe026eba183563bad973ca4f05 (patch)
treeac67de416d11ba535909d982fcfd4d68d21c3551
parent7a43ae523744c01b6187013e781f44c2281c579c (diff)
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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>
-rw-r--r--fs/squashfs/zlib_wrapper.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/squashfs/zlib_wrapper.c b/fs/squashfs/zlib_wrapper.c
index 7a603874e48..1f4833b87ea 100644
--- a/fs/squashfs/zlib_wrapper.c
+++ b/fs/squashfs/zlib_wrapper.c
@@ -66,8 +66,8 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void **buffer,
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 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void **buffer,
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;