If go to the err label, abort will be assigned a value of 1, so there is no need to assign a value of 1 here. Link: https://lore.kernel.org/r/1621503577-18093-1-git-send-email-tiantao6@hisilicon.com Signed-off-by: Tian Tao <tiantao6@hisilicon.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>