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Protect menu item comparer from null route values

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Prevents a null ysod in rare cases

--HG--
branch : dev
This commit is contained in:
Louis DeJardin
2010-07-27 15:42:29 -07:00
parent 9bd16e9fe6
commit 16b2b37531
1 changed files with 6 additions and 1 deletions
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7
src/Orchard/UI/Navigation/MenuItemComparer.cs
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@@ -40,7 +40,12 @@ namespace Orchard.UI.Navigation {
}
if (obj.RouteValues != null) {
foreach (var item in obj.RouteValues) {
hash ^= item.Key.GetHashCode() ^ item.Value.GetHashCode();
if (item.Key != null) {
hash ^= item.Key.GetHashCode();
}
if (item.Value != null) {
hash ^= item.Value.GetHashCode();
}
}
}
return hash;