net: Fix ppc64 BPF JIT dependencies.

Signed-off-by: David S. Miller <davem@davemloft.net>

arch/powerpc/Kconfig

@@ -134,7 +134,7 @@ config PPC
 	select GENERIC_IRQ_SHOW_LEVEL
 	select HAVE_RCU_TABLE_FREE if SMP
 	select HAVE_SYSCALL_TRACEPOINTS
-	select HAVE_BPF_JIT if PPC64
+	select HAVE_BPF_JIT if (PPC64 && NET)
 
 config EARLY_PRINTK
 	bool