Kal Conley a069909acc xsk: Add missing overflow check in xdp_umem_reg ... [ Upstream commit c7df4813b149362248d6ef7be41a311e27bf75fe ] The number of chunks can overflow u32. Make sure to return -EINVAL on overflow. Also remove a redundant u32 cast assigning umem->npgs. Fixes: bbff2f321a ("xsk: new descriptor addressing scheme") Signed-off-by: Kal Conley <kal.conley@dectris.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Magnus Karlsson <magnus.karlsson@intel.com> Link: https://lore.kernel.org/bpf/20230308174013.1114745-1-kal.conley@dectris.com Signed-off-by: Sasha Levin <sashal@kernel.org>		2023-03-30 12:49:02 +02:00
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Kconfig	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00
Makefile	xsk: Introduce AF_XDP buffer allocation API	2020-05-21 17:31:26 -07:00
xdp_umem.c	xsk: Add missing overflow check in xdp_umem_reg	2023-03-30 12:49:02 +02:00
xdp_umem.h	xsk: Fix umem cleanup bug at socket destruct	2020-11-20 15:52:39 +01:00
xsk_buff_pool.c	xsk: Inherit need_wakeup flag for shared sockets	2022-09-22 17:16:22 +02:00
xsk_diag.c	xsk: Fix possible segfault in xsk umem diagnostics	2020-09-02 16:49:40 +02:00
xsk_queue.c	xsk: Remove MEM_TYPE_ZERO_COPY and corresponding code	2020-05-21 17:31:27 -07:00
xsk_queue.h	xsk: Fix backpressure mechanism on Tx	2022-08-31 20:52:09 +02:00
xsk.c	xsk: check IFF_UP earlier in Tx path	2023-03-10 09:33:06 +01:00
xsk.h	xdp: Add proper __rcu annotations to redirect map entries	2021-06-24 19:41:15 +02:00
xskmap.c	bpf: Compute map_btf_id during build time	2022-04-26 11:35:21 -07:00