From 8f0be8ad49cac42435dbbb663417b17e367d2989 Mon Sep 17 00:00:00 2001 From: Macpaul Lin Date: Thu, 18 Jun 2020 17:13:38 +0800 Subject: USB: replace hardcode maximum usb string length by definition commit 81c7462883b0cc0a4eeef0687f80ad5b5baee5f6 upstream. Replace hardcoded maximum USB string length (126 bytes) by definition "USB_MAX_STRING_LEN". Signed-off-by: Macpaul Lin Acked-by: Alan Stern Link: https://lore.kernel.org/r/1592471618-29428-1-git-send-email-macpaul.lin@mediatek.com Signed-off-by: Greg Kroah-Hartman --- include/uapi/linux/usb/ch9.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/uapi/linux') diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h index ec6c8543732f..9ca4b43122d7 100644 --- a/include/uapi/linux/usb/ch9.h +++ b/include/uapi/linux/usb/ch9.h @@ -333,6 +333,9 @@ struct usb_config_descriptor { /*-------------------------------------------------------------------------*/ +/* USB String descriptors can contain at most 126 characters. */ +#define USB_MAX_STRING_LEN 126 + /* USB_DT_STRING: String descriptor */ struct usb_string_descriptor { __u8 bLength; -- cgit v1.2.3