From a313bdc5310dd807655d3ca3eb2219cd65dfe45a Mon Sep 17 00:00:00 2001
From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Thu, 25 Jun 2015 09:32:22 +0200
Subject: s390/sclp: fix compile error

Fix this error when compiling with CONFIG_SMP=n and
CONFIG_DYNAMIC_DEBUG=y:

drivers/s390/char/sclp_early.c: In function 'sclp_read_info_early':
drivers/s390/char/sclp_early.c:87:19: error: 'EBUSY' undeclared (first use in this function)
   } while (rc == -EBUSY);
                   ^

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c
index aeed796..7bc6df3 100644
--- a/drivers/s390/char/sclp_early.c
+++ b/drivers/s390/char/sclp_early.c
@@ -7,6 +7,7 @@
 #define KMSG_COMPONENT "sclp_early"
 #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
 
+#include <linux/errno.h>
 #include <asm/ctl_reg.h>
 #include <asm/sclp.h>
 #include <asm/ipl.h>
-- 
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