Fixes two cases where we were returning without calling
clk_disable_unprepare(). Although there is a common place to go on probe()
errors (the 'fail' label), one can only jump there after executing
brcm_pcie_setup(), so we have to add clk_disable_unprepare() calls to the
two error paths.
Fixes: b98f52bc6495 ("PCI: brcmstb: Add control of rescal reset")
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Jim Quinlan <james.quinlan@xxxxxxxxxxxx>