From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Mon, 2 Jul 2018 10:54:02 +0200
Subject: s390/sysinfo: add missing #ifdef CONFIG_PROC_FS
Git-commit: 9f35b818a2f90fb6cb291aa0c9f835d4f0974a9a
Patch-mainline: v4.19-rc1
References: git-fixes bsc#1211366

Get rid of this compile warning for !PROC_FS:

  CC      arch/s390/kernel/sysinfo.o
arch/s390/kernel/sysinfo.c:275:12: warning: 'sysinfo_show' defined but not used [-Wunused-function]
 static int sysinfo_show(struct seq_file *m, void *v)

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Acked-by: Miroslav Franc <mfranc@suse.cz>
---
 arch/s390/kernel/sysinfo.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c
index 54f5496913fa..12f80d1f0415 100644
--- a/arch/s390/kernel/sysinfo.c
+++ b/arch/s390/kernel/sysinfo.c
@@ -59,6 +59,8 @@ int stsi(void *sysinfo, int fc, int sel1, int sel2)
 }
 EXPORT_SYMBOL(stsi);
 
+#ifdef CONFIG_PROC_FS
+
 static bool convert_ext_name(unsigned char encoding, char *name, size_t len)
 {
 	switch (encoding) {
@@ -301,6 +303,8 @@ static int __init sysinfo_create_proc(void)
 }
 device_initcall(sysinfo_create_proc);
 
+#endif /* CONFIG_PROC_FS */
+
 /*
  * Service levels interface.
  */