This might fix an endianness bug when the cpu is big-endian
as the string_langid will be converted with `cpu_to_le16` when
sending a control message to get a string descriptor.
Signed-off-by: Jules Maselbas <jmaselbas@xxxxxxxxx>
---
drivers/usb/core/usb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index e14b89b5e..5dc7993ac 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -925,7 +925,7 @@ int usb_string(struct usb_device *dev, int index, char *buf, size_t size)
goto error;
} else {
dev->have_langid = -1;
- dev->string_langid = tbuf[2] | (tbuf[3] << 8);
+ dev->string_langid = le16_to_cpu(*((__le16 *)&buf[2]));
/* always use the first langid listed */
pr_debug("USB device number %d default " \
"language ID 0x%x\n",
--
2.21.0.196.g041f5ea
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