[PATCH 4.8 051/138] USB: serial: fix potential NULL-dereference at probe

4.8-stable review patch. If anyone has any objections, please let me know. -- From: Johan Hovold commit 126d26f66d9890a69158812a6caa248c05359daa upstream. Make sure we have at least one port before attempting to register a console. Currently, at least one

[PATCH 4.8 051/138] USB: serial: fix potential NULL-dereference at probe

4.8-stable review patch. If anyone has any objections, please let me know. -- From: Johan Hovold commit 126d26f66d9890a69158812a6caa248c05359daa upstream. Make sure we have at least one port before attempting to register a console. Currently, at least one driver binds to a