net: constify VFTs

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wireless/strip.c b/drivers/net/wireless/strip.c
index 7015f24..d6bf8d2 100644
--- a/drivers/net/wireless/strip.c
+++ b/drivers/net/wireless/strip.c
@@ -1125,7 +1125,7 @@
 }
 
 
-static struct seq_operations strip_seq_ops = {
+static const struct seq_operations strip_seq_ops = {
 	.start = strip_seq_start,
 	.next  = strip_seq_next,
 	.stop  = strip_seq_stop,