The commit aabdcb0b553b9c9547b1a506b34d55a764745870 ("can bcm: fix tx_setup

The commit aabdcb0b553b9c9547b1a506b34d55a764745870 ("can bcm: fix tx_setup
off-by-one errors") fixed only a part of the original problem reported by
Andre Naujoks. It turned out that the original code needed to be re-ordered
to reduce complexity and to finally fix the reported frame counting issues.

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Upstream commit: https://github.com/davem330/net/commit/12d0d0d3a7349daa95dbfd5d7df8146255bc7c67

git-svn-id: svn://svn.berlios.de//socketcan/trunk@1275 030b6a49-0b11-0410-94ab-b0dab22257f2