diff mbox series

usb: dwc3: fix NULL pointer issue

Message ID 1588762694-15897-1-git-send-email-chunfeng.yun@mediatek.com
State Superseded
Delegated to: Peng Fan
Headers show
Series usb: dwc3: fix NULL pointer issue | expand

Commit Message

Chunfeng Yun (云春峰) May 6, 2020, 10:58 a.m. UTC 
The phy_bulk pointer *usb_phys is used before allocated,
fix it by using a phy_bulk variable instead in
xhci_dwc3_platdata struct

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
 drivers/usb/host/xhci-dwc3.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/usb/host/xhci-dwc3.c b/drivers/usb/host/xhci-dwc3.c
index 563db1a426..51c04a9de2 100644
--- a/drivers/usb/host/xhci-dwc3.c
+++ b/drivers/usb/host/xhci-dwc3.c
@@ -19,7 +19,7 @@ 
 #include <linux/usb/otg.h>
 
 struct xhci_dwc3_platdata {
-	struct phy_bulk *usb_phys;
+	struct phy_bulk phys;
 };
 
 void dwc3_set_mode(struct dwc3 *dwc3_reg, u32 mode)
@@ -124,7 +124,7 @@  static int xhci_dwc3_probe(struct udevice *dev)
 	hcor = (struct xhci_hcor *)((uintptr_t)hccr +
 			HC_LENGTH(xhci_readl(&(hccr)->cr_capbase)));
 
-	ret = dwc3_setup_phy(dev, plat->usb_phys);
+	ret = dwc3_setup_phy(dev, &plat->phys);
 	if (ret && (ret != -ENOTSUPP))
 		return ret;
 
@@ -167,7 +167,7 @@  static int xhci_dwc3_remove(struct udevice *dev)
 {
 	struct xhci_dwc3_platdata *plat = dev_get_platdata(dev);
 
-	dwc3_shutdown_phy(dev, plat->usb_phys);
+	dwc3_shutdown_phy(dev, &plat->phys);
 
 	return xhci_deregister(dev);
 }