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drivers USB: check usb_open() result

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Fixes issue 245
This commit is contained in:
Philippe Teuwen
2013-04-05 15:42:01 +02:00
parent 9cb9e0e6da
commit b950eacfdf
2 changed files with 8 additions and 2 deletions
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5
libnfc/drivers/pn53x_usb.c
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@@ -204,6 +204,8 @@ pn53x_usb_scan(const nfc_context *context, nfc_connstring connstrings[], const s
}
usb_dev_handle *udev = usb_open(dev);
if (udev == NULL)
continue;
// Set configuration
int res = usb_set_configuration(udev, 1);
@@ -298,7 +300,8 @@ pn53x_usb_open(const nfc_context *context, const nfc_connstring connstring)
continue;
}
// Open the USB device
data.pudh = usb_open(dev);
if ((data.pudh = usb_open(dev)) == NULL)
continue;
// Retrieve end points
pn53x_usb_get_end_points(dev, &data);
// Set configuration