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-rw-r--r--arch/s390/boot/mem_detect.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/boot/mem_detect.c b/arch/s390/boot/mem_detect.c
index 65ae3c926042..4cb771ba13fa 100644
--- a/arch/s390/boot/mem_detect.c
+++ b/arch/s390/boot/mem_detect.c
@@ -1,4 +1,5 @@
// SPDX-License-Identifier: GPL-2.0
+#include <linux/errno.h>
#include <linux/init.h>
#include <asm/sclp.h>
#include <asm/sections.h>