Use empty instead of length.

Signed-off-by: Chris Lalancette <[email protected]>
Manhbk97 · Mar 31, 2020 · ad0f40c · ad0f40c
1 parent 9a1d4da
commit ad0f40c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/joy/src/joy_node.cpp b/joy/src/joy_node.cpp
@@ -319,7 +319,7 @@ class Joystick
         diagnostic_.update();
       }
 
-      if (joy_dev_ff_.length())
+      if (!joy_dev_ff_.empty())
       {
         ff_fd_ = open(joy_dev_ff_.c_str(), O_RDWR);