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Add nullcheck.

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This resolves #1088
This commit is contained in:
wolfbeast 2019-05-17 01:57:45 +00:00 • committed by Roy Tam
commit b39b43014b
1 changed files with 4 additions and 0 deletions
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4
dom/xslt/base/txURIUtils.cpp
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@ -45,6 +45,10 @@ void URIUtils::resolveHref(const nsAString& href, const nsAString& base,
void void
URIUtils::ResetWithSource(nsIDocument *aNewDoc, nsINode *aSourceNode) URIUtils::ResetWithSource(nsIDocument *aNewDoc, nsINode *aSourceNode)
{ {
if (!aSourceNode) {
return;
}
nsCOMPtr<nsIDocument> sourceDoc = aSourceNode->OwnerDoc(); nsCOMPtr<nsIDocument> sourceDoc = aSourceNode->OwnerDoc();
nsIPrincipal* sourcePrincipal = sourceDoc->NodePrincipal(); nsIPrincipal* sourcePrincipal = sourceDoc->NodePrincipal();