fix potential null pointer usage as reported by Coverity Prevent

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@10608 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Source/CParse/templ.c

@@ -167,18 +167,21 @@ static int cparse_template_expand(Node *n, String *tname, String *rname, String
     add_parms(Getattr(n, "throws"), cpatchlist, typelist);
   } else if (Equal(nodeType, "destructor")) {
     String *name = Getattr(n, "name");
-    if (name && strchr(Char(name), '<')) {
-      Append(patchlist, Getattr(n, "name"));
-    } else {
-      Append(name, templateargs);
+    if (name) {
+      if (strchr(Char(name), '<'))
+        Append(patchlist, Getattr(n, "name"));
+      else
+        Append(name, templateargs);
     }
     name = Getattr(n, "sym:name");
-    if (name && strchr(Char(name), '<')) {
-      String *sn = Copy(tname);
-      Setattr(n, "sym:name", sn);
-      Delete(sn);
-    } else {
-      Replace(name, tname, rname, DOH_REPLACE_ANY);
+    if (name) {
+      if (strchr(Char(name), '<')) {
+        String *sn = Copy(tname);
+        Setattr(n, "sym:name", sn);
+        Delete(sn);
+      } else {
+        Replace(name, tname, rname, DOH_REPLACE_ANY);
+      }
     }
     /* Setattr(n,"sym:name",name); */
     Append(cpatchlist, Getattr(n, "code"));

Source/Modules/csharp.cxx

@@ -1998,7 +1998,8 @@ public:
       if (!(variable_wrapper_flag && i == 0)) {
 	SwigType *pt = Getattr(p, "type");
 	String *param_type = NewString("");
-	last_parm = p;
+        if (setter_flag)
+          last_parm = p;
 
 	/* Get the C# parameter type */
 	if ((tm = Getattr(p, "tmap:cstype"))) {

Source/Swig/typesys.c

@@ -847,7 +847,7 @@ SwigType *SwigType_typedef_qualified(SwigType *t) {
   String *result;
   int i, len;
 
-  if (t && strncmp(Char(t), "::", 2) == 0) {
+  if (strncmp(Char(t), "::", 2) == 0) {
     return Copy(t);
   }