Re: kernel panic when called usb_control_msg()

2012-08-03 Thread Alan Stern
On Fri, 3 Aug 2012, y b wrote: > Hi, > kernel panic when called usb_control_msg(), like this: >usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), > XR_SET_REG, USB_DIR_OUT | USB_TYPE_VENDOR, value, regnum | (block << > 8), NULL, 0, 5000) > The kernel&

kernel panic when called usb_control_msg()

2012-08-02 Thread y b
Hi, kernel panic when called usb_control_msg(), like this: usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), XR_SET_REG, USB_DIR_OUT | USB_TYPE_VENDOR, value, regnum | (block << 8), NULL, 0, 5000) The kernel's version is 2.6.33_rc4, but I think it will happen in