[PATCH] io_uring: fix uninitialized error code in io_eventfd_register()

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

The "ret" variable isn't initialized.  We should just return 0.

Fixes: b77e315a9644 ("io_uring: avoid ring quiesce while registering/unregistering eventfd")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 fs/io_uring.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index aadabb31d6da..74afb96af214 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -9393,7 +9393,7 @@ static int io_eventfd_register(struct io_ring_ctx *ctx, void __user *arg,
 	ev_fd->eventfd_async = eventfd_async;
 
 	rcu_assign_pointer(ctx->io_ev_fd, ev_fd);
-	return ret;
+	return 0;
 }
 
 static void io_eventfd_put(struct rcu_head *rcu)
-- 
2.20.1