CVE-2025-40222 tty: serial: sh-sci: fix RSCI FIFO overrun handling

In the Linux kernel, the following vulnerability has been resolved: tty: serial: sh-sci: fix RSCI FIFO overrun handling The receive error handling code is shared between RSCI and all other SCIF port types, but the RSCI overrunreg is specified as a memory offset, while for other SCIF types it is a...