From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 23 Oct 2022 17:29:08 +0000 (-0400)
Subject: [s390] memcpy_real(): WRITE is "data source", not destination...
X-Git-Tag: v6.2-rc1~161^2~5
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=77729412acde120712f5793e9134c2b1cbd1ee02;p=tomoyo%2Ftomoyo-test1.git

[s390] memcpy_real(): WRITE is "data source", not destination...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

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;