commit 40c9748267 upstream.
If the clock sehci->clk was not enabled in spear_ehci_hcd_drv_probe,
it should not be disabled in any path.
Conversely, if it was enabled in spear_ehci_hcd_drv_probe, it must be disabled
in all error paths to ensure proper cleanup.
Found by Linux Verification Center (linuxtesting.org) with Klever.
Fixes: 7675d6ba43 ("USB: EHCI: make ehci-spear a separate driver")
Cc: stable@vger.kernel.org
Signed-off-by: Vitalii Mordan <mordan@ispras.ru>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/r/20241114230310.432213-1-mordan@ispras.ru
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
4a04ce0bc9