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Handle libusb_get_device_descriptor() error

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The function libusb_get_device_descriptor() might return an error.
Handle it.
This commit is contained in:
Romain Vimont 2022-01-21 21:56:15 +01:00
commit d41a46dc95
1 changed files with 3 additions and 4 deletions
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7
app/src/aoa_hid.c
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@ -56,14 +56,13 @@ accept_device(libusb_device *device, const char *serial) {
// devices available on the computer have permission restrictions // devices available on the computer have permission restrictions
struct libusb_device_descriptor desc; struct libusb_device_descriptor desc;
libusb_get_device_descriptor(device, &desc); int result = libusb_get_device_descriptor(device, &desc);
if (result < 0 || !desc.iSerialNumber) {
if (!desc.iSerialNumber) {
return false; return false;
} }
libusb_device_handle *handle; libusb_device_handle *handle;
int result = libusb_open(device, &handle); result = libusb_open(device, &handle);
if (result < 0) { if (result < 0) {
return false; return false;
} }