[Ocfs2-devel] [PATCH 09/11] ocfs2: fix bad pointer cast

[Darrick J. Wong]

generic/188 triggered a dmesg stack trace because the dio completion
was casting a buffer head to an on-disk inode, which is whacky.

Signed-off-by: Darrick J. Wong <darrick.wong at oracle.com>
---
 fs/ocfs2/aops.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)


diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 3c531f1..3372d82 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -2317,7 +2317,7 @@ static int ocfs2_dio_end_io_write(struct inode *inode,
 			mlog_errno(ret);
 	}
 
-	di = (struct ocfs2_dinode *)di_bh;
+	di = (struct ocfs2_dinode *)di_bh->b_data;
 
 	ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), di_bh);