The attached patch against 2.4.21 (applies cleanly to 2.4.22-rc2) fixes an oops in the VLAN code. The current code attempts to add a proc entry for each vlan device, however there is no check whether
The current code attempts to add a proc entry for each vlan device, however there is no check whether this attempt succeeded. When a device is unregistered it tries to remove the proc entry, if none