[PATCH] gnumach/device/net_io.c (bpf_hash): expect unsigned long pointer type

[Marin Ramesa]

Sometimes, bpf_hash gets arguments passed from incompatible pointer 
types. This patch fixes this warning.

--- ./gnumach/device/net_io.c   2013-06-28 10:10:49.877024364 +0200
+++ ./gnumach1/device/net_io.c  2013-06-29 15:02:43.758232365 +0200
@@ -310,7 +310,7 @@
 #define N_NET_HASH      4
 #define N_NET_HASH_KEYS 4
 
-unsigned int bpf_hash (int, unsigned int *);
+unsigned long bpf_hash (int, unsigned long *);
 
 /*
  * A single hash entry.
@@ -321,7 +321,7 @@
 #define he_prev chain.prev
        ipc_port_t      rcv_port;       /* destination port */
        int             rcv_qlimit;     /* qlimit for the port */
-       unsigned int    keys[N_NET_HASH_KEYS];
+       unsigned long   keys[N_NET_HASH_KEYS];
 };
 typedef struct net_hash_entry *net_hash_entry_t;
 
@@ -2014,12 +2014,12 @@
        return TRUE;
 }
 
-unsigned int
+unsigned long
 bpf_hash (n, keys)
        register int n;
-       register unsigned int *keys;
+       register unsigned long *keys;
 {
-       register unsigned int hval = 0;
+       register unsigned long hval = 0;
        
        while (n--) {
                hval += *keys++;