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The assignment before the writel sequence is dead code (bar is unconditionally overwritten by the re-read immediately after) so remove the assignment entirely. Note that the DB_BAR register is a plain value written by the endpoint firmware; reading it carries no side effect. Signed-off-by: Carlos Bilbao (Lambda) <carlos.bilbao@kernel.org> Signed-off-by: Manivannan Sadhasivam <mani@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Koichiro Den <den@valinux.co.jp> Link: https://patch.msgid.link/20260410230300.135631-3-carlos.bilbao@kernel.org