From 4e8477aeb46dfe74e829c06ea588dd00ba20c8cc Mon Sep 17 00:00:00 2001
From: Alexander Gordeev <agordeev@linux.ibm.com>
Date: Fri, 16 Feb 2024 13:13:26 +0100
Subject: [PATCH] s390/iucv: fix receive buffer virtual vs physical address
confusion
Fix IUCV_IPBUFLST-type buffers virtual vs physical address confusion.
This does not fix a bug since virtual and physical address spaces are
currently the same.
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
---
net/iucv/iucv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index 5b56ae6612dd..15b3a958fa08 100644
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -1081,8 +1081,7 @@ static int iucv_message_receive_iprmdata(struct iucv_path *path,
size = (size < 8) ? size : 8;
for (array = buffer; size > 0; array++) {
copy = min_t(size_t, size, array->length);
- memcpy((u8 *)(addr_t) array->address,
- rmmsg, copy);
+ memcpy(phys_to_virt(array->address), rmmsg, copy);
rmmsg += copy;
size -= copy;
}
--
2.30.9