[GFS2] Fix bug in directory code

This was a nasty bug which resulted in corruption of hash tables
in the directory code with larger directories. We forgot to
increment a pointer in the read/write routines internal to the
directory code.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index 563b99e..76a23c1 100644 (file)
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -215,6 +215,7 @@ static int gfs2_dir_write_data(struct gfs2_inode *ip, const char *buf,
                if (error)
                        goto fail;
 
+               buf += amount;
                copied += amount;
                lblock++;
                dblock++;
@@ -335,6 +336,7 @@ static int gfs2_dir_read_data(struct gfs2_inode *ip, char *buf,
                if (error)
                        goto fail;
 
+               buf += amount;
                copied += amount;
                lblock++;