From: Marek Vasut <marex@denx.de>
Date: Tue, 26 Apr 2016 23:55:10 +0000 (+0200)
Subject: usb: Don't init pointer to zero, but NULL
X-Git-Tag: v2016.05~8^2~6
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=2f1b4302e352800b8b651a300281a7fae67cdf80;p=u-boot

usb: Don't init pointer to zero, but NULL

The pointer should always be inited to NULL, not zero (0). These are
two different things and not necessarily equal.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <clsee@altera.com>
Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Stefan Roese <sr@denx.de>
Cc: Stephen Warren <swarren@nvidia.com>
---

diff --git a/common/usb.c b/common/usb.c
index 4d0de4d87e..63429d4d5a 100644
--- a/common/usb.c
+++ b/common/usb.c
@@ -1064,7 +1064,7 @@ static int usb_prepare_device(struct usb_device *dev, int addr, bool do_read,
 
 int usb_select_config(struct usb_device *dev)
 {
-	unsigned char *tmpbuf = 0;
+	unsigned char *tmpbuf = NULL;
 	int err;
 
 	err = get_descriptor_len(dev, USB_DT_DEVICE_SIZE, USB_DT_DEVICE_SIZE);