io_uring: remove unused local list heads in NAPI functions

These lists are unused, remove them.
Signed-off-by: Olivier Langlois <olivier@trillion01.com>
Reviewed-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/0a0ae3e955aed0f3e3d29882fb3d3cb575e0009b.1722294947.git.olivier@trillion01.comSigned-off-by: Jens Axboe <axboe@kernel.dk>

io_uring/napi.c

@@ -205,7 +205,6 @@ void io_napi_init(struct io_ring_ctx *ctx)
 void io_napi_free(struct io_ring_ctx *ctx)
 {
 	struct io_napi_entry *e;
-	LIST_HEAD(napi_list);
 	unsigned int i;
 
 	spin_lock(&ctx->napi_lock);
@@ -315,7 +314,6 @@ void __io_napi_busy_loop(struct io_ring_ctx *ctx, struct io_wait_queue *iowq)
  */
 int io_napi_sqpoll_busy_poll(struct io_ring_ctx *ctx)
 {
-	LIST_HEAD(napi_list);
 	bool is_stale = false;
 
 	if (!READ_ONCE(ctx->napi_busy_poll_dt))