net: make xfrm_statistics_seq_show use generic snmp_fold_field

No reason to roll our own here.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/xfrm/xfrm_proc.c b/net/xfrm/xfrm_proc.c
index 284eaef..a2adb51 100644 (file)
--- a/net/xfrm/xfrm_proc.c
+++ b/net/xfrm/xfrm_proc.c
@@ -44,27 +44,14 @@ static struct snmp_mib xfrm_mib_list[] = {
        SNMP_MIB_SENTINEL
 };
 
-static unsigned long
-fold_field(void *mib[], int offt)
-{
-        unsigned long res = 0;
-        int i;
-
-        for_each_possible_cpu(i) {
-                res += *(((unsigned long *)per_cpu_ptr(mib[0], i)) + offt);
-                res += *(((unsigned long *)per_cpu_ptr(mib[1], i)) + offt);
-        }
-        return res;
-}
-
 static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
 {
        struct net *net = seq->private;
        int i;
        for (i=0; xfrm_mib_list[i].name; i++)
                seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name,
-                          fold_field((void **)net->mib.xfrm_statistics,
-                                     xfrm_mib_list[i].entry));
+                          snmp_fold_field((void **)net->mib.xfrm_statistics,
+                                          xfrm_mib_list[i].entry));
        return 0;
 }