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

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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>
This commit is contained in:
Marek Vasut 2016-04-27 01:55:10 +02:00
parent 79d867c2e6
commit 2f1b4302e3
1 changed files with 1 additions and 1 deletions
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2
common/usb.c
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@ -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);