[PATCH v2 07/12] [s390] memcpy_real(): WRITE is "data source", not destination...

From: Al Viro
Date: Thu Oct 27 2022 - 22:34:34 EST


Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
arch/s390/mm/maccess.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c
index 1571cdcb0c50..753b006c8ea5 100644
--- a/arch/s390/mm/maccess.c
+++ b/arch/s390/mm/maccess.c
@@ -128,7 +128,7 @@ int memcpy_real(void *dest, unsigned long src, size_t count)

kvec.iov_base = dest;
kvec.iov_len = count;
- iov_iter_kvec(&iter, WRITE, &kvec, 1, count);
+ iov_iter_kvec(&iter, READ, &kvec, 1, count);
if (memcpy_real_iter(&iter, src, count) < count)
return -EFAULT;
return 0;
--
2.30.2