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authorJames Chapman <jchapman@katalix.com>2010-04-02 06:18:39 +0000
committerDavid S. Miller <davem@davemloft.net>2010-04-03 14:56:02 -0700
commit63f96072f9ba430aa348bc987c3d5a4f48bae301 (patch)
tree7c210e4a03f09c12f302a8f4800e1258660c1068 /include/linux/ppp_channel.h
parentfd558d186df2c13a22455373858bae634a4795af (diff)
downloadlwn-63f96072f9ba430aa348bc987c3d5a4f48bae301.tar.gz
lwn-63f96072f9ba430aa348bc987c3d5a4f48bae301.zip
ppp: Add ppp_dev_name() exported function
ppp_dev_name() gives PPP users visibility of a ppp channel's device name. This can be used by L2TP drivers to dump the assigned PPP interface name. Signed-off-by: James Chapman <jchapman@katalix.com> Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/ppp_channel.h')
-rw-r--r--include/linux/ppp_channel.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/ppp_channel.h b/include/linux/ppp_channel.h
index 0d3fa63e90ea..bff98ec1bfed 100644
--- a/include/linux/ppp_channel.h
+++ b/include/linux/ppp_channel.h
@@ -72,6 +72,9 @@ extern int ppp_channel_index(struct ppp_channel *);
/* Get the unit number associated with a channel, or -1 if none */
extern int ppp_unit_number(struct ppp_channel *);
+/* Get the device name associated with a channel, or NULL if none */
+extern char *ppp_dev_name(struct ppp_channel *);
+
/*
* SMP locking notes:
* The channel code must ensure that when it calls ppp_unregister_channel,