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zcore: WRITE is "data source", not destination...

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[ Upstream commit 4ba48e1bae ]

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stable-dep-of: 6dd88fd59d ("vhost-scsi: unbreak any layout for response")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Al Viro
2022-09-15 19:02:47 -04:00
committed by Greg Kroah-Hartman
parent 98653e5161
commit cefb33f5be
1 changed files with 1 additions and 1 deletions
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2
drivers/s390/char/zcore.c
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@@ -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;