MIPS: OCTEON: SMP: delete redundant check

The same check is already done earlier in octeon_smp_hotplug_setup().
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Acked-by: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Cc: Aaro Koskinen <aaro.koskinen@iki.fi>
Patchwork: https://patchwork.linux-mips.org/patch/7199/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/cavium-octeon/smp.c

@@ -192,14 +192,6 @@ static void octeon_init_secondary(void)
  */
 void octeon_prepare_cpus(unsigned int max_cpus)
 {
-#ifdef CONFIG_HOTPLUG_CPU
-	struct linux_app_boot_info *labi;
-
-	labi = (struct linux_app_boot_info *)PHYS_TO_XKSEG_CACHED(LABI_ADDR_IN_BOOTLOADER);
-
-	if (labi->labi_signature != LABI_SIGNATURE)
-		panic("The bootloader version on this board is incorrect.");
-#endif
 	/*
 	 * Only the low order mailbox bits are used for IPIs, leave
 	 * the other bits alone.