io_uring: remove unused argument from io_rsrc_node_alloc

io_ring_ctx is not used in the function.
Signed-off-by: NUsama Arif <usama.arif@bytedance.com>
Link: https://lore.kernel.org/r/20220127140444.4016585-1-usama.arif@bytedance.comSigned-off-by: NJens Axboe <axboe@kernel.dk>

fs/io_uring.c

@@ -7846,7 +7846,7 @@ static __cold void io_rsrc_node_ref_zero(struct percpu_ref *ref)
 		mod_delayed_work(system_wq, &ctx->rsrc_put_work, delay);
 }
 
-static struct io_rsrc_node *io_rsrc_node_alloc(struct io_ring_ctx *ctx)
+static struct io_rsrc_node *io_rsrc_node_alloc(void)
 {
 	struct io_rsrc_node *ref_node;
 
@@ -7897,7 +7897,7 @@ static int io_rsrc_node_switch_start(struct io_ring_ctx *ctx)
 {
 	if (ctx->rsrc_backup_node)
 		return 0;
-	ctx->rsrc_backup_node = io_rsrc_node_alloc(ctx);
+	ctx->rsrc_backup_node = io_rsrc_node_alloc();
 	return ctx->rsrc_backup_node ? 0 : -ENOMEM;
 }