ufs: use the branch depth in ufs_getfrag_block()
ufs: use the branch depth in ufs_getfrag_block()

we'd already calculated it...

Signed-off-by: Al Viro <de609eb4d5d70b1d38ec6642adbfc33a2781f63c@zeniv.linux.org.uk>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs