mshtml: Fixed nsAString handling in navigate_anchor.

dlls/mshtml/htmlanchor.c

@@ -44,13 +44,13 @@ typedef struct {
 static HRESULT navigate_anchor(HTMLAnchorElement *This)
 {
     nsAString href_str, target_str;
-    const PRUnichar *href, *target;
     nsresult nsres;
     HRESULT hres;
 
+    nsAString_Init(&target_str, NULL);
     nsres = nsIDOMHTMLAnchorElement_GetTarget(This->nsanchor, &target_str);
-    if(NS_FAILED(nsres))
-        return E_FAIL;
+    if(NS_SUCCEEDED(nsres)) {
+        const PRUnichar *target;
 
         nsAString_GetData(&target_str, &target);
         if(*target) {
@@ -58,12 +58,13 @@ static HRESULT navigate_anchor(HTMLAnchorElement *This)
             nsAString_Finish(&target_str);
             return S_OK;
         }
-
+    }
     nsAString_Finish(&target_str);
 
+    nsAString_Init(&href_str, NULL);
     nsres = nsIDOMHTMLAnchorElement_GetHref(This->nsanchor, &href_str);
-    if(NS_FAILED(nsres))
-        return E_FAIL;
+    if(NS_SUCCEEDED(nsres)) {
+        const PRUnichar *href;
 
         nsAString_GetData(&href_str, &href);
         if(*href) {
@@ -73,7 +74,7 @@ static HRESULT navigate_anchor(HTMLAnchorElement *This)
             TRACE("empty href\n");
             hres = S_OK;
         }
-
+    }
     nsAString_Finish(&href_str);
     return hres;
 }