Commit 1b4dc1ff authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
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io_uring/zcrx: assert area type in io_zcrx_iov_page 



Add a simple debug assertion to io_zcrx_iov_page() making it's not
trying to return pages for a dmabuf area.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/c3c30a926a18436a399a1768f3cc86c76cd17fa7.1751466461.git.asml.silence@gmail.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent b84621d9

io_uring/zcrx.c

+2 −0
Original line number Diff line number Diff line
@@ -44,6 +44,8 @@ static inline struct page *io_zcrx_iov_page(const struct net_iov *niov) 
{

	struct io_zcrx_area *area = io_zcrx_iov_to_area(niov);



	lockdep_assert(!area->mem.is_dmabuf);



	return area->mem.pages[net_iov_idx(niov)];

}