Fixed #2130 (Invalid possible NULL pointer dereference, etc.)

lib/checkother.cpp

@@ -2569,6 +2569,13 @@ void CheckOther::nullPointerByCheckAndDeRef()
                     break;
                 }
 
+                // abort function..
+                if (Token::Match(tok2->previous(), "[;{}] %var% (") &&
+                    Token::simpleMatch(tok2->next()->link(), ") ; }"))
+                {
+                    break;
+                }
+
                 if (tok2->varId() == varid)
                 {
                     if (Token::Match(tok2->previous(), "[;{}=] %var% = 0 ;"))

test/testother.cpp

@@ -1169,6 +1169,15 @@ private:
                          "    }\n"
                          "}\n");
         ASSERT_EQUALS("", errout.str());
+
+        checkNullPointer("void foo(char *p) {\n"
+                         "    if (!p) {\n"
+                         "        abort();\n"
+                         "    }\n"
+                         "    *p = 0;\n"
+                         "}\n");
+        ASSERT_EQUALS("", errout.str());
+
     }
 
     void checkUninitVar(const char code[])