After trying several things out, I realized that only changing the invocation to:
exec /usr/sbin/usb_modeswitch_dispatcher "$@" > /dev/null 2>&1 &
definitely solves the problem.
After trying several things out, I realized that only changing the invocation to:
exec /usr/sbin/ usb_modeswitch_ dispatcher "$@" > /dev/null 2>&1 &
definitely solves the problem.