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| author | fangxiaozhi <huananhu@huawei.com> | 2013-02-07 15:32:07 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-02-28 06:32:28 -0800 |
| commit | ba18450b8528ed69d71b3cb8dbdecb08d9272c72 (patch) | |
| tree | 6504fc3e6a54effa4f4c5abf294cfa36c9f2b81b /drivers/usb | |
| parent | e39d97f98e39ecb860d113ad75fa250bc52d247b (diff) | |
| download | kernel_samsung_smdk4412-ba18450b8528ed69d71b3cb8dbdecb08d9272c72.zip kernel_samsung_smdk4412-ba18450b8528ed69d71b3cb8dbdecb08d9272c72.tar.gz kernel_samsung_smdk4412-ba18450b8528ed69d71b3cb8dbdecb08d9272c72.tar.bz2 | |
USB: storage: properly handle the endian issues of idProduct
commit cd060956c5e97931c3909e4a808508469c0bb9f6 upstream.
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 <huananhu@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/storage/initializers.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c index 16b0bf0..7ab9046 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); |