CVE-2026-64503 iio: accel: kxsd9: fix runtime PM imbalance on write_raw() error

In the Linux kernel, the following vulnerability has been resolved: iio: accel: kxsd9: fix runtime PM imbalance on writeraw error kxsd9writeraw takes a runtime PM reference with pmruntimegetsync but returns -EINVAL directly when a scale with a non-zero integer part is requested, skipping the...