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fix possible deadlock during WED attach

Lorenzo Bianconi linux-mediatek netdev 1 version Applied

Status from this message: This series was applied to netdev/net-next.git (master)

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  1. v3 Latest2 patches 2 repliesApplied 2/2

Changes since v1 from the cover letter

- move wo pointer checks in __mtk_wed_detach()

Patches in v3 All 2 applied

#Subject and filesSizeRepliesApplied
1/2net: ethernet: mtk_wed: fix some possible NULL pointer dereferencesdrivers/net/ethernet/mediatek/mtk_wed.c drivers/net/ethernet/mediatek/mtk_wed_mcu.c+11 -51 replyApplied
2/2net: ethernet: mtk_wed: fix possible deadlock if mtk_wed_wo_init failsdrivers/net/ethernet/mediatek/mtk_wed.c+12 -51 replyApplied

Reviews trailers per patch

All 2 patches have a Reviewed-by or Acked-by.

PatchLeon Romanovsky
1/2R-b
2/2R-b

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes.

Read the v3 thread

Cover letter [PATCH v3 net-next 0/2] fix possible deadlock during WED attach

Fix a possible deadlock in mtk_wed_attach if mtk_wed_wo_init routine fails. Check wo pointer is properly allocated before running mtk_wed_wo_reset() and mtk_wed_wo_deinit().

Changes sice v2:
- add WARN_ON in mtk_wed_mcu_msg_update()
- split in two patches
Changes since v1:
- move wo pointer checks in __mtk_wed_detach()

Lorenzo Bianconi (2):
net: ethernet: mtk_wed: fix some possible NULL pointer dereferences
net: ethernet: mtk_wed: fix possible deadlock if mtk_wed_wo_init fails

 drivers/net/ethernet/mediatek/mtk_wed.c     | 30 ++++++++++++++-------
 drivers/net/ethernet/mediatek/mtk_wed_mcu.c |  3 +++
 2 files changed, 23 insertions(+), 10 deletions(-)
Signature · 1 line
2.38.1

Read the cover letter in its thread