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fuse: fix retrieve length 

commit c9e67d483776d8d2a5f3f70491161b205930ffe1 upstream.

In some cases fuse_retrieve() would return a short byte count if offset was
non-zero.  The data returned was correct, though.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Miklos Szeredi 2012-09-04 18:45:54 +02:00 committed by Greg Kroah-Hartman
parent 6cbe67f990
commit b4b55ff702
1 changed files with 1 additions and 0 deletions
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fs/fuse/dev.c
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@ -1576,6 +1576,7 @@ static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode,
req->pages[req->num_pages] = page;
req->num_pages++;
offset = 0;
num -= this_num;
total_len += this_num;
index++;