[PATCH] uas: Add missing le16_to_cpu calls to asm1051 / asm1053 usb-id check

2014-09-11 Thread Hans de Goede
Cc: sta...@vger.kernel.org # 3.16
Signed-off-by: Hans de Goede hdego...@redhat.com
---
 drivers/usb/storage/uas-detect.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/storage/uas-detect.h b/drivers/usb/storage/uas-detect.h
index 1e298ec..8a6f371 100644
--- a/drivers/usb/storage/uas-detect.h
+++ b/drivers/usb/storage/uas-detect.h
@@ -73,8 +73,8 @@ static int uas_use_uas_driver(struct usb_interface *intf,
 * broken on the ASM1051, use the number of streams to differentiate.
 * New ASM1053-s also support 32 streams, but have a different prod-id.
 */
-   if (udev-descriptor.idVendor == 0x174c 
-   udev-descriptor.idProduct == 0x55aa) {
+   if (le16_to_cpu(udev-descriptor.idVendor) == 0x174c 
+   le16_to_cpu(udev-descriptor.idProduct) == 0x55aa) {
if (udev-speed  USB_SPEED_SUPER) {
/* No streams info, assume ASM1051 */
flags |= US_FL_IGNORE_UAS;
-- 
2.1.0

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Re: [PATCH] uas: Add missing le16_to_cpu calls to asm1051 / asm1053 usb-id check

2014-09-11 Thread Bjørn Mork
Hans de Goede hdego...@redhat.com writes:

 --- a/drivers/usb/storage/uas-detect.h
 +++ b/drivers/usb/storage/uas-detect.h
 @@ -73,8 +73,8 @@ static int uas_use_uas_driver(struct usb_interface *intf,
* broken on the ASM1051, use the number of streams to differentiate.
* New ASM1053-s also support 32 streams, but have a different prod-id.
*/
 - if (udev-descriptor.idVendor == 0x174c 
 - udev-descriptor.idProduct == 0x55aa) {
 + if (le16_to_cpu(udev-descriptor.idVendor) == 0x174c 
 + le16_to_cpu(udev-descriptor.idProduct) == 0x55aa) {
   if (udev-speed  USB_SPEED_SUPER) {
   /* No streams info, assume ASM1051 */
   flags |= US_FL_IGNORE_UAS;


Not that it matters much in this case, but I believe converting the
constants is preferred so that this can be resolved at build time
instead of runtime.

I.e.
if (udev-descriptor.idVendor == cpu_to_le16(0x174c) 
etc



Bjørn
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Re: [PATCH] uas: Add missing le16_to_cpu calls to asm1051 / asm1053 usb-id check

2014-09-11 Thread Greg Kroah-Hartman
On Thu, Sep 11, 2014 at 11:06:12AM +0200, Hans de Goede wrote:
 Cc: sta...@vger.kernel.org # 3.16
 Signed-off-by: Hans de Goede hdego...@redhat.com
 ---
  drivers/usb/storage/uas-detect.h | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

You forgot the reported-by line, I'll go add it...
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