uinput_mng: handle OSError in PhysDevices.remove()

Erasing effects might raise OSError if the device was already unplugged.

1 files changed, 12 insertions, 5 deletions

diff --git a/uinput_mng b/uinput_mng
index 5d68908..65797fb 100755
--- a/uinput_mng
+++ b/uinput_mng
@@ -221,14 +221,21 @@ class PhysDevices(dict):
 
         self._logger.info('Removing: %s', str(d))
 
-        # erase any uploaded FF effects
-        for did in self._ff_effect_idmap[path].values():
-            d.erase_effect(did)
-        del self._ff_effect_idmap[path]
-
         self._sel.unregister(d)
+
+        # the following might fail if the device has been unplugged
+        try:
+            # erase any uploaded FF effects
+            for did in self._ff_effect_idmap[path].values():
+                d.erase_effect(did)
+
+        except OSError as e:
+            self._logger.error('Error unloading device "%s": %s',
+                               path, os.strerror(e.errno))
         d.close()
 
+        del self._ff_effect_idmap[path]
+
     def upload_effect(self, effect):
         # upload the effect to all currently tracked devices
         for name, d in self.items():