!10 【轻量级 PR】：fix #I2NWAC

Merge pull request !10 from Caoruihong/N/A

!10 【轻量级 PR】：fix #I2NWAC
Merge pull request !10 from Caoruihong/N/A
ca823317 · openharmony_ci · Gitee · 5ba30a2a · 2023a822 · ca823317
隐藏空白更改
内联并排

Showing with 4 addition and 0 deletion

sys/dev/usb/usb_hub.c sys/dev/usb/usb_hub.c +4 -0

未找到文件。
--- a/sys/dev/usb/usb_hub.c
+++ b/sys/dev/usb/usb_hub.c
@@ -2891,6 +2891,10 @@ repeat:
 		}
 	}

+	/* be NULL safe */
+	if (udev->bus == NULL)
+		return;
+
 	USB_BUS_LOCK(udev->bus);
 	/*
 	 * Checking for suspend condition and setting suspended bit