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[ Upstream commit 97475763484245916735a1aa9a3310a01d46b008 ] If a hub is disconnected that has device(s) that's attached to the usbip layer the disconnect function might fail because it tries to release the port on an already disconnected hub. Fixes: 6080cd0e9239 ("staging: usbip: claim ports used by shared devices") Signed-off-by: Jonas Blixt <jonas.blixt@actia.se> Acked-by: Shuah Khan <skhan@linuxfoundation.org> Link: https://lore.kernel.org/r/20230615092810.1215490-1-jonas.blixt@actia.se Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
TODO: - more discussion about the protocol - testing - review of the userspace interface - document the protocol Please send patches for this code to Greg Kroah-Hartman <greg@kroah.com>