Fixes of some memory leaks

modules/contrib/src/chamfermatching.cpp

@@ -476,12 +476,19 @@ public:
         chamfer_ = new Matching(true);
     }
 
+    ~ChamferMatcher()
+    {
+        delete chamfer_;
+    }
+
     void showMatch(Mat& img, int index = 0);
     void showMatch(Mat& img, Match match_);
 
     const Matches& matching(Template&, Mat&);
 
 private:
+    ChamferMatcher(const ChamferMatcher&);
+    ChamferMatcher& operator=(const ChamferMatcher&);
     void addMatch(float cost, Point offset, const Template* tpl);
 
 

modules/contrib/src/fuzzymeanshifttracker.cpp

@@ -79,9 +79,7 @@ void CvFuzzyCurve::clear()
 
 void CvFuzzyCurve::addPoint(double x, double y)
 {
-    CvFuzzyPoint *point;
+    points.push_back(CvFuzzyPoint(x, y));
-    point = new CvFuzzyPoint(x, y);
-    points.push_back(*point);
 };
 
 double CvFuzzyCurve::calcValue(double param)

modules/ml/src/data.cpp

@@ -209,6 +209,7 @@ int CvMLData::read_csv(const char* filename)
             if (!token)
             {
                 fclose(file);
+                delete [] el_ptr;
                 return -1;
             }
         }

modules/objdetect/src/hog.cpp

@@ -2619,8 +2619,10 @@ void HOGDescriptor::readALTModel(std::string modelfile)
        double *linearwt = new double[totwords+1];
        int length = totwords;
        nread = fread(linearwt, sizeof(double), totwords + 1, modelfl);
-       if(nread != static_cast<size_t>(length) + 1)
+       if(nread != static_cast<size_t>(length) + 1) {
+           delete [] linearwt;
            throw Exception();
+       }
 
        for(int i = 0; i < length; i++)
            detector.push_back((float)linearwt[i]);

modules/objdetect/src/latentsvmdetector.cpp

@@ -142,6 +142,7 @@ CvSeq* cvLatentSvmDetectObjects(IplImage* image,
     free(points);
     free(oppPoints);
     free(score);
+    free(scoreOut);
 
     return result_seq;
 }

modules/objdetect/src/lsvmparser.cpp

@@ -741,8 +741,11 @@ int LSVMparser(const char * filename, CvLSVMFilterObject *** model, int *last, i
     //printf("parse : %s\n", filename);
 
     xmlf = fopen(filename, "rb");
-    if(xmlf == NULL)
+    if(xmlf == NULL) {
+        free(*model);
+        *model = NULL;
         return LSVM_PARSER_FILE_NOT_FOUND;
+    }
 
     //i   = 0;
     j   = 0;
@@ -808,6 +811,7 @@ int loadModel(
         (*kPartFilters)[i] = (comp[i] - comp[i - 1]) - 1;
     }
     (*kPartFilters)[0] = comp[0];
+    free(comp);
 
     return 0;
 }