[PATCH v4 0/1] net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower()

From: Jiaming Zhang

Date: Tue Nov 11 2025 - 12:37:12 EST


Hi Jakub,

Sorry for the late response. I have updated the patch, NULL check
is moved from get/set caller to generic_hwstamp_ioctl_lower().

Please let me know if any change is needed :)

v4:
- Move NULL check from generic_hwtstamp_get/set_lower()
to generic_hwtstamp_ioctl_lower()

v3:
- Add Kory's Reviewed-by tag.

v2:
- Fix typo in comment ("driver" -> "lower driver")

Best Regards,
Jiaming Zhang

Jiaming Zhang (1):
net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower()

net/core/dev_ioctl.c | 3 +++
1 file changed, 3 insertions(+)

--
2.34.1