AIO needs to initialize .ki_write_stream explicitly for read/write request,
otherwise random .ki_write_stream is used, and cause -EINVAL returned for
aio write randomly.
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Keith Busch <kbusch@xxxxxxxxxx>
Cc: Kanchan Joshi <joshi.k@xxxxxxxxxxx>
Fixes: c27683da6406 ("block: expose write streams for block device nodes")
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxx>
---
fs/aio.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/aio.c b/fs/aio.c
index 7b976b564cfc..793b7b15ec4b 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -1511,6 +1511,7 @@ static int aio_prep_rw(struct kiocb *req, const struct iocb *iocb, int rw_type)
{
int ret;
+ req->ki_write_stream = 0;
req->ki_complete = aio_complete_rw;
req->private = NULL;
req->ki_pos = iocb->aio_offset;
--
2.47.1
