[PATCH 6/8] io_uring/rsrc: zero node's rsrc data on alloc

Pavel Begunkov
2023-04-11T11:13:17Z

struct io_rsrc_node::rsrc_data field is initialised on rsrc removal and
shouldn't be used before that, still let's play safe and zero the field
on alloc.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
io_uring/rsrc.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c
index 73f9e10d9bf0..329cc3851dfd 100644
--- a/io_uring/rsrc.c
+++ b/io_uring/rsrc.c
@@ -218,6 +218,7 @@ static struct io_rsrc_node *io_rsrc_node_alloc(struct io_ring_ctx *ctx)
return NULL;
}

+ ref_node->rsrc_data = NULL;
ref_node->refs = 1;
INIT_LIST_HEAD(&ref_node->node);
INIT_LIST_HEAD(&ref_node->item_list);
--
2.40.0