diff mbox series

[v2,06/12,s390] zcore: WRITE is "data source", not destination...

Message ID 20221028023352.3532080-6-viro@zeniv.linux.org.uk (mailing list archive)
State New, archived
Headers show
Series [v2,01/12] get rid of unlikely() on page_copy_sane() calls | expand

Commit Message

Al Viro Oct. 28, 2022, 2:33 a.m. UTC
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 drivers/s390/char/zcore.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c
index 6165e6aae762..83ddac1e5838 100644
--- a/drivers/s390/char/zcore.c
+++ b/drivers/s390/char/zcore.c
@@ -103,7 +103,7 @@  static inline int memcpy_hsa_kernel(void *dst, unsigned long src, size_t count)
 
 	kvec.iov_base = dst;
 	kvec.iov_len = count;
-	iov_iter_kvec(&iter, WRITE, &kvec, 1, count);
+	iov_iter_kvec(&iter, READ, &kvec, 1, count);
 	if (memcpy_hsa_iter(&iter, src, count) < count)
 		return -EIO;
 	return 0;