PNP updates for v4.16-rc1

These make pnpbios_thread_init() use PTR_ERR_OR_ZERO() and remove
 an unnecessary kallsyms include from drivers/pnp/quirks.c (Vasyl
 Gomonovych, Sergey Senozhatsky).
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Merge tag 'pnp-4.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull PNP updates from Rafael Wysocki:
 "These make pnpbios_thread_init() use PTR_ERR_OR_ZERO() and remove an
  unnecessary kallsyms include from drivers/pnp/quirks.c (Vasyl
  Gomonovych, Sergey Senozhatsky)"

* tag 'pnp-4.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PNP: pnpbios: Use PTR_ERR_OR_ZERO()
  PNP: remove unneeded kallsyms include

drivers/pnp/pnpbios/core.c

@@ -581,10 +581,7 @@ static int __init pnpbios_thread_init(void)
 
 	init_completion(&unload_sem);
 	task = kthread_run(pnp_dock_thread, NULL, "kpnpbiosd");
-	if (IS_ERR(task))
-		return PTR_ERR(task);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(task);
 }
 
 /* Start the kernel thread later: */

drivers/pnp/quirks.c

@@ -21,7 +21,6 @@
 #include <linux/slab.h>
 #include <linux/pnp.h>
 #include <linux/io.h>
-#include <linux/kallsyms.h>
 #include "base.h"
 
 static void quirk_awe32_add_ports(struct pnp_dev *dev,