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[v7,06/13] PCI: designware: Fix one potential assignment error of cfg start

Message ID 1413771556-32212-7-git-send-email-richard.zhu@freescale.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Richard Zhu Oct. 20, 2014, 2:19 a.m. UTC 
From: Richard Zhu <r65037@freescale.com>

if va_cfg0_base/va_cfg1_base are initialized by
designware core, the pp->cfg.start is not initialized
properly, when IORESOURCE_MEM "config" is represented
as cfg space resource.
solution: assign cfg_res->start to pp->cfg.start.

Signed-off-by: Richard Zhu <richard.zhu@freescale.com>
---
 drivers/pci/host/pcie-designware.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox

Patch

diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index 1a2b477..3edd94d 100644
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -450,6 +450,7 @@  int __init dw_pcie_host_init(struct pcie_port *pp)
 	if (cfg_res) {
 		pp->config.cfg0_size = resource_size(cfg_res)/2;
 		pp->config.cfg1_size = resource_size(cfg_res)/2;
+		pp->cfg.start = cfg_res->start;
 		pp->cfg0_base = cfg_res->start;
 		pp->cfg1_base = cfg_res->start + pp->config.cfg0_size;