In the Linux kernel, the following vulnerability has been resolved: serial: 8250bcm7271: fix leak in brcmuart_probe Smatch reports: drivers/tty/serial/8250/8250bcm7271.c:1120 brcmuartprobe() warn: 'baudmuxclk' from clkprepare_enable() not released on lines: 1032. The issue is fixed by using a managed clock.