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Initialize uninitialized variable

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This fixes a potentially undefined branch if the USB device list is empty.
dev is NULL, the loop is never entered, 'r' isn't set.
if (!dev && !r) is undefined.
This commit is contained in:
Robin Gareus 2019-08-21 03:05:17 +02:00
parent e9e761565b
commit df60eca33c
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1 changed files with 1 additions and 1 deletions
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libs/surfaces/contourdesign/contourdesign.cc
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@ -260,7 +260,7 @@ get_usb_device (uint16_t vendor_id, uint16_t product_id, libusb_device** device)
struct libusb_device **devs;
struct libusb_device *dev;
size_t i = 0;
int r;
int r = LIBUSB_ERROR_NO_DEVICE;
*device = 0;