From: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Date: Mon, 15 Dec 2014 12:50:05 +0000 (+0100)
Subject: usb: gadget: hid: consistently use 2^n - 1 for max values
X-Git-Tag: firefly_0821_release~176^2~2323^2^2~190
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=39a2ac2738658fd3e56987fb8b43b604298e9ad2;p=firefly-linux-kernel-4.4.55.git

usb: gadget: hid: consistently use 2^n - 1 for max values

A maximum value which fits in 16 bits, unsigned, is 65535.

Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 6e04e302dc3a..9660ade9fdaa 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -758,7 +758,7 @@ static struct f_hid_opts_attribute f_hid_opts_##name =			\
 
 F_HID_OPT(subclass, 8, 255);
 F_HID_OPT(protocol, 8, 255);
-F_HID_OPT(report_length, 16, 65536);
+F_HID_OPT(report_length, 16, 65535);
 
 static ssize_t f_hid_opts_report_desc_show(struct f_hid_opts *opts, char *page)
 {