[PATCH net v2 0/4] net: dsa: microchip: Fix resource releases in error path

Bastien Curutchet (Schneider Electric)
2025-11-06T12:53:17Z

Hi all,

I worked on adding PTP support for the KSZ8463. While doing so, I ran
into a few bugs in the resource release process that occur when things go
wrong arount IRQ initialization.

This small series fixes those bugs.

The next series, which will add the PTP support, depend on this one.

Signed-off-by: Bastien Curutchet (Schneider Electric) <bastien.curutchet@bootlin.com>
---
Changes in v2:
- Add Fixes tag.
- Split PATCH 1 in two patches as it needed two different Fixes tags
- Add details in commit logs
- Link to v1: https://lore.kernel.org/r/20251031-ksz-fix-v1-0-7e46de999ed1@bootlin.com

---
Bastien Curutchet (Schneider Electric) (4):
net: dsa: microchip: common: Fix checks on irq_find_mapping()
net: dsa: microchip: ptp: Fix checks on irq_find_mapping()
net: dsa: microchip: Ensure a ksz_irq is initialized before freeing it
net: dsa: microchip: Immediately assing IRQ numbers

drivers/net/dsa/microchip/ksz_common.c | 14 ++++++++------
drivers/net/dsa/microchip/ksz_ptp.c | 17 +++++++++--------
2 files changed, 17 insertions(+), 14 deletions(-)
---
base-commit: cd2f741f5aec1043b707070e7ea024e646262277
change-id: 20251031-ksz-fix-db345df7635f

Best regards,
--
Bastien Curutchet (Schneider Electric) <bastien.curutchet@bootlin.com>