hwspinlock: add a check of devm_regmap_field_alloc in qcom_hwspinlock_probe
authorKang Chen <void0red@gmail.com>
Mon, 27 Feb 2023 00:41:16 +0000 (08:41 +0800)
committerBjorn Andersson <andersson@kernel.org>
Sat, 15 Jul 2023 19:57:29 +0000 (12:57 -0700)
commit3c81195a04e13833196462ab398d8bcf282701f7
treecab3c5700c3301e45751df87a7920fab0f92ccf7
parent06c2afb862f9da8dc5efa4b6076a0e48c3fbaaa5
hwspinlock: add a check of devm_regmap_field_alloc in qcom_hwspinlock_probe

devm_regmap_field_alloc may fails, priv field might be error pointer and
cause illegal address access later.

Signed-off-by: Kang Chen <void0red@gmail.com>
Link: https://lore.kernel.org/r/20230227004116.1273988-1-void0red@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
drivers/hwspinlock/qcom_hwspinlock.c