From: John Youn <johnyoun@synopsys.com>
Date: Mon, 23 May 2016 18:32:43 +0000 (-0700)
Subject: UPSTREAM: usb: dwc3: gadget: Fix usage of bitwise operator
X-Git-Tag: firefly_0821_release~1807
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b2c9f6b5dbf09e2200e586b4133b57d1d354c341;p=firefly-linux-kernel-4.4.55.git

UPSTREAM: usb: dwc3: gadget: Fix usage of bitwise operator

Cleans up the sparse warning:
warning: dubious: x | !y

Since we do want a bitwise OR here, don't use a logical (true/false)
value. Probably is not a real issue but it cleans up the warning.

Change-Id: I741c66da3f31a26402334bf5edfd9f969580b64b
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Wu Liang feng <wulf@rock-chips.com>
(cherry picked from commit d07fa665c79d85fead080f4b611c3f7645576454)
---

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 6806c8fcc75d..ed7219fc986b 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1802,7 +1802,7 @@ static int dwc3_gadget_init_hw_endpoints(struct dwc3 *dwc,
 	u8				i;
 
 	for (i = 0; i < num; i++) {
-		u8 epnum = (i << 1) | (!!direction);
+		u8 epnum = (i << 1) | (direction ? 1 : 0);
 
 		dep = kzalloc(sizeof(*dep), GFP_KERNEL);
 		if (!dep)