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ab2e127896
commitb5d1b4b46fupstream. The "msg_addr" variable is u64. However, the "aligned_offset" is an unsigned int. This means that when the code does: msg_addr &= ~aligned_offset; it will unintentionally zero out the high 32 bits. Use ALIGN_DOWN() to do the alignment instead. Fixes:2217fffcd6("PCI: dwc: endpoint: Fix dw_pcie_ep_raise_msix_irq() alignment support") Link: https://lore.kernel.org/r/af59c7ad-ab93-40f7-ad4a-7ac0b14d37f5@moroto.mountain Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Niklas Cassel <cassel@kernel.org> Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Cc: <stable@vger.kernel.org> Signed-off-by: Niklas Cassel <cassel@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>