tree e05b3b907a204fc99f1a5115ed7ab03ce67a9d4d
parent a5e93151e4390e4d27bee27ddb73f78f58260594
author Tilman Schmidt <tilman@imap.cc> 1274576528 +0000
committer David S. Miller <davem@davemloft.net> 1274684264 -0700

isdn/capi: make reset_ctr op truly optional

The CAPI controller operation reset_ctr is marked as optional, and
not all drivers do implement it. Add a check to the kernel CAPI
whether it exists before trying to call it.

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Acked-by: Karsten Keil <isdn@linux-pingi.de>
Signed-off-by: David S. Miller <davem@davemloft.net>