[PATCH v2 0/2] power: sequencing: fix use-after-free in pwrseq-pcie-m2

[Bartosz Golaszewski]

This fixes a use-after-free bug reported by sashiko and then cleans up
the error path in probe() by switching to using devm_mutex_init() and
dropping the remaining goto labels.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxxxxxxxx>
---
Changes in v2:
- Assign ctx->num_vregs before scheduling the devres action
- Link to v1: https://patch.msgid.link/20261104-pwrseq-pcie-m2-uaf-v1-1-0ae1bbea9533@xxxxxxxxxxxxxxxx

---
Bartosz Golaszewski (2):
      power: sequencing: pcie-m2: fix use-after-free in pwrseq_pcie_m2_vregs_enable()
      power: sequencing: pcie-m2: use devm_mutex_init()

 drivers/power/sequencing/pwrseq-pcie-m2.c | 53 ++++++++++++++-----------------
 1 file changed, 24 insertions(+), 29 deletions(-)
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base-commit: 6628e7d4c6b25c8d18f1345e3a20d21829aae7e4
change-id: 20261104-pwrseq-pcie-m2-uaf-a10209c3c4d7

Best regards,
-- 
Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxxxxxxxx>