Fixed #1154 (false positive: Data is allocated but not initialized)

lib/checkother.cpp

@@ -1664,6 +1664,7 @@ private:
 
             if (Token::simpleMatch(tok.next(), "."))
             {
+                if (!Token::Match(tok.previous(), "[;{}] %var% . %var% ="))
                     use_pointer(foundError, checks, &tok);
                 return &tok;
             }

test/testother.cpp

@@ -1342,6 +1342,13 @@ private:
                        "}\n");
         ASSERT_EQUALS("", errout.str());
 
+        checkUninitVar("void foo()\n"
+                       "{\n"
+                       "    ABC *abc = malloc(100);\n"
+                       "    abc->a = 123;\n"
+                       "}\n");
+        ASSERT_EQUALS("", errout.str());
+
         // struct..
         checkUninitVar("void f()\n"
                        "{\n"