ax25: zero length frame filtering in AX25

In previous commit 244f46ae6e
was introduced a zero length frame filter for ROSE protocole.
This patch has the same purpose at AX25 frame level for the same
reason. Empty frames have no meaning in AX25 protocole.

Signed-off-by: Bernard Pidoux <f6bvp@amsat.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bernard Pidoux 2009-03-21 13:33:55 -07:00 • committed by David S. Miller
commit f99bcff7a2