Commit 7ca98fa2 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by David S. Miller

snap: use const for descriptor

Protocols should be able to use constant value for the descriptor.
Minor whitespace cleanup as well
Signed-off-by: default avatarStephen Hemminger <shemminger@vyatta.com>
Acked-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 65689fef
#ifndef _NET_PSNAP_H #ifndef _NET_PSNAP_H
#define _NET_PSNAP_H #define _NET_PSNAP_H
extern struct datalink_proto *register_snap_client(unsigned char *desc, int (*rcvfunc)(struct sk_buff *, struct net_device *, struct packet_type *, struct net_device *orig_dev)); extern struct datalink_proto *
register_snap_client(const unsigned char *desc,
int (*rcvfunc)(struct sk_buff *, struct net_device *,
struct packet_type *,
struct net_device *orig_dev));
extern void unregister_snap_client(struct datalink_proto *proto); extern void unregister_snap_client(struct datalink_proto *proto);
#endif #endif
...@@ -29,7 +29,7 @@ static struct llc_sap *snap_sap; ...@@ -29,7 +29,7 @@ static struct llc_sap *snap_sap;
/* /*
* Find a snap client by matching the 5 bytes. * Find a snap client by matching the 5 bytes.
*/ */
static struct datalink_proto *find_snap_client(unsigned char *desc) static struct datalink_proto *find_snap_client(const unsigned char *desc)
{ {
struct datalink_proto *proto = NULL, *p; struct datalink_proto *proto = NULL, *p;
...@@ -122,7 +122,7 @@ module_exit(snap_exit); ...@@ -122,7 +122,7 @@ module_exit(snap_exit);
/* /*
* Register SNAP clients. We don't yet use this for IP. * Register SNAP clients. We don't yet use this for IP.
*/ */
struct datalink_proto *register_snap_client(unsigned char *desc, struct datalink_proto *register_snap_client(const unsigned char *desc,
int (*rcvfunc)(struct sk_buff *, int (*rcvfunc)(struct sk_buff *,
struct net_device *, struct net_device *,
struct packet_type *, struct packet_type *,
...@@ -137,7 +137,7 @@ struct datalink_proto *register_snap_client(unsigned char *desc, ...@@ -137,7 +137,7 @@ struct datalink_proto *register_snap_client(unsigned char *desc,
proto = kmalloc(sizeof(*proto), GFP_ATOMIC); proto = kmalloc(sizeof(*proto), GFP_ATOMIC);
if (proto) { if (proto) {
memcpy(proto->type, desc,5); memcpy(proto->type, desc, 5);
proto->rcvfunc = rcvfunc; proto->rcvfunc = rcvfunc;
proto->header_length = 5 + 3; /* snap + 802.2 */ proto->header_length = 5 + 3; /* snap + 802.2 */
proto->request = snap_request; proto->request = snap_request;
......
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