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Bug 714631. Feed converter should check HTTP channel response status before proceeding. r=gavin

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This commit is contained in:
Boris Zbarsky 2012-04-13 13:46:15 -04:00
parent 4ab724aabd
commit bcce95e851
1 changed files with 7 additions and 0 deletions
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7
browser/components/feeds/src/FeedConverter.js
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@ -315,6 +315,13 @@ FeedConverter.prototype = {
// The value doesn't matter. // The value doesn't matter.
try { try {
var httpChannel = channel.QueryInterface(Ci.nsIHttpChannel); var httpChannel = channel.QueryInterface(Ci.nsIHttpChannel);
// Make sure to check requestSucceeded before the potentially-throwing
// getResponseHeader.
if (!httpChannel.requestSucceeded) {
// Just give up, but don't forget to cancel the channel first!
request.cancel(0x804b0002); // NS_BINDING_ABORTED
return;
}
var noSniff = httpChannel.getResponseHeader("X-Moz-Is-Feed"); var noSniff = httpChannel.getResponseHeader("X-Moz-Is-Feed");
} }
catch (ex) { catch (ex) {