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hantek-6xxx: libusb_get_device_descriptor() cannot fail.

This commit is contained in:
Uwe Hermann 2016-03-09 22:41:58 +01:00
parent f2a66a8ee6
commit c940b7a32f
2 changed files with 2 additions and 10 deletions
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6
src/hardware/hantek-6xxx/api.c
View File

@ -206,11 +206,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
continue;
}
if ((ret = libusb_get_device_descriptor(devlist[i], &des))) {
sr_err("Failed to get device descriptor: %s.",
libusb_error_name(ret));
continue;
}
libusb_get_device_descriptor(devlist[i], &des);
usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));

6
src/hardware/hantek-6xxx/protocol.c
View File

@ -39,11 +39,7 @@ SR_PRIV int hantek_6xxx_open(struct sr_dev_inst *sdi)
libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist);
for (i = 0; devlist[i]; i++) {
if ((err = libusb_get_device_descriptor(devlist[i], &des))) {
sr_err("Failed to get device descriptor: %s.",
libusb_error_name(err));
continue;
}
libusb_get_device_descriptor(devlist[i], &des);
if (des.idVendor != devc->profile->fw_vid
|| des.idProduct != devc->profile->fw_pid)