Re: [PATCH net-next v10 0/2] Add ZTE DingHai Ethernet PF driver

From: patchwork-bot+netdevbpf

Date: Wed Aug 05 2026 - 21:43:17 EST


Hello:

This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Sun, 2 Aug 2026 16:00:48 +0800 (CST) you wrote:
> From: Junyang Han <han.junyang@xxxxxxxxxx>
>
> This series adds initial support for the ZTE DingHai Ethernet controller,
> a high-performance PCIe Ethernet device supporting SR-IOV, hardware
> offloading, and advanced virtualization features.
>
> Changes from v9:
> - Makefile: remove unnecessary ccflags-y -I$(src).
> - zxdh_pf_pci_init(): dma_set_mask_and_coherent() never fails for
> DMA_BIT_MASK(64).Just call it once.
> - zxdh_pf_probe(): reorder local variable declarations in reverse
> xmas tree order.Don't print dev_err on devlink_alloc() failure.
> - Remove redundant initialization of fields in kzalloc'ed structs
> (bar_chan_valid, vepa).
> - en_pf.h: drop unused includes,forward declaration of struct
> devlink, unused enum zxdh_coredev_type, and unused struct fields
> (bar_chan_valid, vepa, irq_lock, lock mutex, coredev_type).
> - Reply to Sashiko's review comments:
> (1) zxdh_pf_map_capability(): validate the BAR index against
> ZXDH_PF_MAX_BAR_VAL right after re-reading it from config space.
> (2) zxdh_pf_map_capability(): bound-check length + offset (instead of
> minlen + offset) against the BAR size before mapping, so the reported
> *len never exceeds the actually mapped region and later MMIO accesses
> cannot run past the pci_iomap_range() boundary.
> (3) Search capabilities with IORESOURCE_MEM only (common/notify/device
> cfg), matching the pci_request_selected_regions(IORESOURCE_MEM) call,
> so a capability located in an I/O BAR is never mapped without having
> been requested.
> (4) zxdh_pf_notify_cfg_init(): rewrite
> "if (notify_length + (notify_offset % PAGE_SIZE) <= PAGE_SIZE)" as a
> subtraction: notify_length <= PAGE_SIZE - (notify_offset % PAGE_SIZE).
> This removes the addition, so there is no integer wrap a
> malicious length could exploit to bypass the check.
>
> [...]

Here is the summary with links:
- [net-next,v10,1/2] dinghai: add ZTE network driver support
https://git.kernel.org/netdev/net-next/c/b8180f7977aa
- [net-next,v10,2/2] dinghai: add hardware register access and PCI capability scanning
(no matching commit)

You are awesome, thank you!
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