net: ptp: mark filter as __initdata

sk_unattached_filter_create() will copy the filter's instructions so we
don't need to have the master copy hanging around after initialization.

Signed-off-by: Mathias Krause <[e-mail]>
Acked-by: Alexei Starovoitov <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

net/core/ptp_classifier.c

···
 
 void __init ptp_classifier_init(void)
 {
-	static struct sock_filter ptp_filter[] = {
+	static struct sock_filter ptp_filter[] __initdata = {
 		{ 0x28,  0,  0, 0x0000000c },
 		{ 0x15,  0, 12, 0x00000800 },
 		{ 0x30,  0,  0, 0x00000017 },