3 files changed, 8 insertions, 8 deletions
diff --git a/gr-qtgui/include/gnuradio/qtgui/vector_sink_f.h b/gr-qtgui/include/gnuradio/qtgui/vector_sink_f.h
index 19284b19ad..26ce06b1f8 100644
--- a/gr-qtgui/include/gnuradio/qtgui/vector_sink_f.h
+++ b/gr-qtgui/include/gnuradio/qtgui/vector_sink_f.h
@@ -69,7 +69,7 @@ namespace gr {
        * \param parent a QWidget parent object, if any
        */
       static sptr make(
-          int vlen,
+          unsigned int vlen,
           double x_start,
           double x_step,
           const std::string &x_axis_label,
@@ -88,7 +88,7 @@ namespace gr {
       virtual void* pyqwidget() = 0;
 #endif
 
-      virtual int vlen() const = 0;
+      virtual unsigned int vlen() const = 0;
       virtual void set_vec_average(const float avg) = 0;
       virtual float vec_average() const = 0;
 
diff --git a/gr-qtgui/lib/vector_sink_f_impl.cc b/gr-qtgui/lib/vector_sink_f_impl.cc
index 06928cfc3b..705482266e 100644
--- a/gr-qtgui/lib/vector_sink_f_impl.cc
+++ b/gr-qtgui/lib/vector_sink_f_impl.cc
@@ -41,7 +41,7 @@ namespace gr {
 
     vector_sink_f::sptr
     vector_sink_f::make(
-          int vlen,
+          unsigned int vlen,
           double x_start,
           double x_step,
           const std::string &x_axis_label,
@@ -65,7 +65,7 @@ namespace gr {
   }
 
     vector_sink_f_impl::vector_sink_f_impl(
-          int vlen,
+          unsigned int vlen,
           double x_start,
           double x_step,
           const std::string &x_axis_label,
@@ -194,7 +194,7 @@ namespace gr {
     }
 #endif
 
-    int
+    unsigned int
     vector_sink_f_impl::vlen() const
     {
       return d_vlen;
diff --git a/gr-qtgui/lib/vector_sink_f_impl.h b/gr-qtgui/lib/vector_sink_f_impl.h
index 400674f948..c7f635358e 100644
--- a/gr-qtgui/lib/vector_sink_f_impl.h
+++ b/gr-qtgui/lib/vector_sink_f_impl.h
@@ -42,7 +42,7 @@ namespace gr {
           double x_step
       );
 
-      const int d_vlen; //!< Vector length at input
+      const unsigned int d_vlen; //!< Vector length at input
       float d_vecavg;
 
       std::string d_name; //!< Initial title of the plot
@@ -71,7 +71,7 @@ namespace gr {
 
     public:
       vector_sink_f_impl(
-          int vlen,
+          unsigned int vlen,
           double x_start,
           double x_step,
           const std::string &x_axis_label,
@@ -93,7 +93,7 @@ namespace gr {
       void* pyqwidget();
 #endif
 
-      int vlen() const;
+      unsigned int vlen() const;
       void set_vec_average(const float avg);
       float vec_average() const;