snap: use const for descriptor
Protocols should be able to use constant value for the descriptor.
Minor whitespace cleanup as well
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/802/psnap.c b/net/802/psnap.c
index bdbffa3..6fea075 100644
--- a/net/802/psnap.c
+++ b/net/802/psnap.c
@@ -29,7 +29,7 @@
/*
* 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;
@@ -122,7 +122,7 @@
/*
* 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 *,
struct net_device *,
struct packet_type *,
@@ -137,7 +137,7 @@
proto = kmalloc(sizeof(*proto), GFP_ATOMIC);
if (proto) {
- memcpy(proto->type, desc,5);
+ memcpy(proto->type, desc, 5);
proto->rcvfunc = rcvfunc;
proto->header_length = 5 + 3; /* snap + 802.2 */
proto->request = snap_request;