From: fangxiaozhi Date: Thu, 7 Feb 2013 07:32:07 +0000 (+0800) Subject: USB: storage: properly handle the endian issues of idProduct X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=cd060956c5e97931c3909e4a808508469c0bb9f6;p=linux-beck.git USB: storage: properly handle the endian issues of idProduct 1. The idProduct is little endian, so make sure its value to be compatible with the current CPU. Make no break on big endian processors. Signed-off-by: fangxiaozhi Cc: stable Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c index 16b0bf055eeb..7ab9046ae0ec 100644 --- a/drivers/usb/storage/initializers.c +++ b/drivers/usb/storage/initializers.c @@ -147,7 +147,7 @@ static int usb_stor_huawei_dongles_pid(struct us_data *us) int idProduct; idesc = &us->pusb_intf->cur_altsetting->desc; - idProduct = us->pusb_dev->descriptor.idProduct; + idProduct = le16_to_cpu(us->pusb_dev->descriptor.idProduct); /* The first port is CDROM, * means the dongle in the single port mode, * and a switch command is required to be sent. */ @@ -169,7 +169,7 @@ int usb_stor_huawei_init(struct us_data *us) int result = 0; if (usb_stor_huawei_dongles_pid(us)) { - if (us->pusb_dev->descriptor.idProduct >= 0x1446) + if (le16_to_cpu(us->pusb_dev->descriptor.idProduct) >= 0x1446) result = usb_stor_huawei_scsi_init(us); else result = usb_stor_huawei_feature_init(us);