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-rw-r--r--host/lib/usrp/x300/x300_impl.cpp16
1 files changed, 15 insertions, 1 deletions
diff --git a/host/lib/usrp/x300/x300_impl.cpp b/host/lib/usrp/x300/x300_impl.cpp
index 71cb7f341..8f6e52523 100644
--- a/host/lib/usrp/x300/x300_impl.cpp
+++ b/host/lib/usrp/x300/x300_impl.cpp
@@ -333,7 +333,21 @@ device_addrs_t x300_find(const device_addr_t &hint_)
//call discover with the new hint and append results
device_addrs_t new_addrs = x300_find(new_hint);
- addrs.insert(addrs.begin(), new_addrs.begin(), new_addrs.end());
+ //if we are looking for a serial, only add the one device with a matching serial
+ if (hint.has_key("serial")) {
+ bool found_serial = false; //signal to break out of the interface loop
+ for (device_addrs_t::iterator new_addr_it=new_addrs.begin(); new_addr_it != new_addrs.end(); new_addr_it++) {
+ if ((*new_addr_it)["serial"] == hint["serial"]) {
+ addrs.emplace(addrs.begin(), *new_addr_it);
+ found_serial = true;
+ break;
+ }
+ }
+ if (found_serial) break;
+ } else {
+ // Otherwise, add all devices we find
+ addrs.insert(addrs.begin(), new_addrs.begin(), new_addrs.end());
+ }
}
}