GIT: unionfs2-2.6.27.y: Unionfs: stop as soon as first writeable branch is found

[Erez Zadok]

commit a2d50cce6b4bfc0da152a37fa3dfdb107f66ff49
Author: Erez Zadok <ezk at cs.sunysb.edu>
Date:   Sat Apr 5 21:02:23 2008 -0400

    Unionfs: stop as soon as first writeable branch is found
    
    Signed-off-by: Erez Zadok <ezk at cs.sunysb.edu>

diff --git a/fs/unionfs/inode.c b/fs/unionfs/inode.c
index 582d08b..a1d7aaf 100644
--- a/fs/unionfs/inode.c
+++ b/fs/unionfs/inode.c
@@ -128,6 +128,8 @@ begin:
 		err = check_for_whiteout(dentry, lower_dentry);
 		if (err)
 			continue;
+		/* if get here, we can write to the branch */
+		break;
 	}
 	/*
 	 * If istart wasn't already branch 0, and we got any error, then try