On Wed, Mar 05, 2025 at 06:00:07PM +0300, Dan Carpenter wrote:
> If the bitmap allocations fail then dw_pcie_ep_init_registers() currently
> returns success. Return -ENOMEM instead.
>
> Fixes: 869bc5253406 ("PCI: dwc: ep: Fix DBI access failure for drivers requiring refclk from host")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
- Mani
> ---
> drivers/pci/controller/dwc/pcie-designware-ep.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
> index 20f2436c7091..1b873d486b2d 100644
> --- a/drivers/pci/controller/dwc/pcie-designware-ep.c
> +++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
> @@ -908,6 +908,7 @@ int dw_pcie_ep_init_registers(struct dw_pcie_ep *ep)
> if (ret)
> return ret;
>
> + ret = -ENOMEM;
> if (!ep->ib_window_map) {
> ep->ib_window_map = devm_bitmap_zalloc(dev, pci->num_ib_windows,
> GFP_KERNEL);
> --
> 2.47.2
>
--
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