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H A Drose_loopback.cdiff 1f731b63752dac76ff4dbf568a08ff2e3663316f Thu Dec 17 06:25:18 CET 2009 Bernard Pidoux F6BVP <f6bvp@free.fr> rose_loopback_timer sets VC number <= ROSE_DEFAULT_MAXVC

cat /proc/net/rose displayed a rose sockets abnormal lci value, i.e.
greater than maximum number of VCs per neighbour allowed.
This number prevents further test of lci value during rose operations.

Example (lines shortened) :
[bernard]# cat /proc/net/rose
dest_addr dest_call src_addr src_call dev lci neigh st vs vr va
* * 2080175520 F6BVP-1 rose0 000 00000 0 0 0 0
2080175520 FPAD-0 2080175520 WP-0 rose0 FFE 00001 3 0 0 0

Here are the default parameters :

linux/include/net/rose.h:#define ROSE_DEFAULT_MAXVC 50 /* Maximum number of VCs per neighbour */
linux/net/rose/af_rose.c:int sysctl_rose_maximum_vcs = ROSE_DEFAULT_MAXVC;

With the following patch, rose_loopback_timer() attributes a VC number
within limits.

Signed-off-by: Bernard Pidoux <f6bvp@amsat.org>
Signed-off-by: David S. Miller <davem@davemloft.net>