Revert "usb: gadget: u_serial: Disable ep before setting port to null to fix...

Revert "usb: gadget: u_serial: Disable ep before setting port to null to fix the crash caused by port being null"

This reverts commit 13014969.

It is reported to cause crashes on Tegra systems, so revert it for now.

Link: https://lore.kernel.org/r/1037c1ad-9230-4181-b9c3-167dbaa47644@nvidia.com


Reported-by: Jon Hunter <jonathanh@nvidia.com>
Cc: stable <stable@kernel.org>
Cc: Lianqin Hu <hulianqin@vivo.com>
Link: https://lore.kernel.org/r/2025011711-yippee-fever-a737@gregkh


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>