Commit 021b153f authored by Jens Axboe's avatar Jens Axboe
Browse files

io_uring/rsrc: clear 'slot' entry upfront 



No functional changes in this patch, but clearing the slot pointer
earlier will be required by a later change.

Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 84eacf17

io_uring/rsrc.c

+1 −1
Original line number Diff line number Diff line
@@ -114,6 +114,7 @@ static void io_buffer_unmap(struct io_ring_ctx *ctx, struct io_mapped_ubuf **slo 
	struct io_mapped_ubuf *imu = *slot;

	unsigned int i;



	*slot = NULL;

	if (imu != &dummy_ubuf) {

		for (i = 0; i < imu->nr_bvecs; i++)

			unpin_user_page(imu->bvec[i].bv_page);
@@ -121,7 +122,6 @@ static void io_buffer_unmap(struct io_ring_ctx *ctx, struct io_mapped_ubuf **slo 
			io_unaccount_mem(ctx, imu->acct_pages);

		kvfree(imu);

	}

	*slot = NULL;

}



static void io_rsrc_put_work(struct io_rsrc_node *node)