[v2] i2c: core: adapter registration fixes

[PATCH v2 0/9] i2c: core: adapter registration fixes

Johan Hovold posted 9 patches 1 month ago

Diff against v1 v3
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drivers/i2c/i2c-core-base.c | 165 ++++++++++++++++++++----------------
1 file changed, 93 insertions(+), 72 deletions(-)

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[PATCH v2 0/9] i2c: core: adapter registration fixes

Posted by Johan Hovold 1 month ago

This series fixes a number of bugs related to adapter registration found
through inspection (when looking into addressing i2c lifetime issues).

Included are also two related cleanups.

Johan


Changes in v2
 - fix irq domain leak (new, flagged by Sashiko when reviewing v1)
 - add adapter to IDR before registration as needed by i2c-dev
 - honour devicetree alias also when using i2c_add_numbered_adapter()


Johan Hovold (9):
  i2c: core: fix irq domain leak on adapter registration failure
  i2c: core: fix hang on adapter registration failure
  i2c: core: fix adapter probe deferral loop
  i2c: core: fix adapter debugfs creation
  i2c: core: disable runtime PM on adapter registration failure
  i2c: core: fix adapter registration race
  i2c: core: fix adapter deregistration race
  i2c: core: clean up bus id allocation
  i2c: core: clean up adapter registration error label

 drivers/i2c/i2c-core-base.c | 165 ++++++++++++++++++++----------------
 1 file changed, 93 insertions(+), 72 deletions(-)

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2.53.0