CVE-2026-23314 regulator: bq257xx: Fix device node reference leak in bq257xx_reg_dt_parse_gpio()

In the Linux kernel, the following vulnerability has been resolved: regulator: bq257xx: Fix device node reference leak in bq257xxregdtparsegpio In bq257xxregdtparsegpio, if fails to get subchild, it returns without calling ofnodeputchild, causing the device node reference leak...