electrum

commit cd19f788ccedd7ac050141cdd15c9905011c951e
parent db9cb63e79ec199db1983ba20137d692bc6807b7
Author: SomberNight <somber.night@protonmail.com>
Date:   Thu, 22 Mar 2018 15:48:48 +0100

fix ledger: nano s did not work reliably since last fw update

follow LedgerHQ/btchip-python@6e985b558f22d1fc0367f5c1730822750337cf94

Diffstat:
M
plugins/ledger/ledger.py
 | 
11
+++++++++--

1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/plugins/ledger/ledger.py b/plugins/ledger/ledger.py
@@ -523,8 +523,15 @@ class LedgerPlugin(HW_PluginBase):
 
     def get_btchip_device(self, device):
         ledger = False
-        if (device.product_key[0] == 0x2581 and device.product_key[1] == 0x3b7c) or (device.product_key[0] == 0x2581 and device.product_key[1] == 0x4b7c) or (device.product_key[0] == 0x2c97):
-           ledger = True
+        if device.product_key[0] == 0x2581 and device.product_key[1] == 0x3b7c:
+            ledger = True
+        if device.product_key[0] == 0x2581 and device.product_key[1] == 0x4b7c:
+            ledger = True
+        if device.product_key[0] == 0x2c97:
+            if device.interface_number == 0 or device.usage_page == 0xffa0:
+                ledger = True
+            else:
+                return None  # non-compatible interface of a nano s or blue
         dev = hid.device()
         dev.open_path(device.path)
         dev.set_nonblocking(True)