593621f36b
When the 'cmdline' is the last entry in 'rs->history' array, there is no need to put this entry to the end of the array, partly because it is the last entry, and partly because the next operition will lead to array index out of bounds. Reported-by: Euler Robot <euler.robot@huawei.com> Signed-off-by: Alex Chen <alex.chen@huawei.com> Message-id: 20201203135043.117072-1-alex.chen@huawei.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>