From c8b5d574fcea49e9974b7658d5337f93d1921f8c Mon Sep 17 00:00:00 2001
From: Heiko Carstens <hca@linux.ibm.com>
Date: Wed, 18 Oct 2023 12:33:05 +0200
Subject: [PATCH] s390/diag: add missing virt_to_phys() translation to
 diag224()

Diagnose 224 expects a physical address, but all users pass a virtual
address. Translate the address to fix this.

Reported-by: Mete Durlu <meted@linux.ibm.com>
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
---
 arch/s390/kernel/diag.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c
index f9f06cd8fcee..92fdc35f028c 100644
--- a/arch/s390/kernel/diag.c
+++ b/arch/s390/kernel/diag.c
@@ -245,6 +245,7 @@ EXPORT_SYMBOL(diag8c);
 
 int diag224(void *ptr)
 {
+	unsigned long addr = __pa(ptr);
 	int rc = -EOPNOTSUPP;
 
 	diag_stat_inc(DIAG_STAT_X224);
@@ -253,7 +254,7 @@ int diag224(void *ptr)
 		"0:	lhi	%0,0x0\n"
 		"1:\n"
 		EX_TABLE(0b,1b)
-		: "+d" (rc) :"d" (0), "d" (ptr) : "memory");
+		: "+d" (rc) :"d" (0), "d" (addr) : "memory");
 	return rc;
 }
 EXPORT_SYMBOL(diag224);