tty: serial: 8250: serial_cs: Fix a memory leak in error handling path
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.4.276 by commit b5a2799cd62ed30c81b22c23028d9ee374e2138c. For more details please see the references link.