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Fix crash bug 228986 - crash after installing two extensions after a restart

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This commit is contained in:
ben%bengoodger.com 2003-12-27 00:22:25 +00:00
parent 65aea23579
commit 78fa740a83
1 changed files with 5 additions and 1 deletions
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6
toolkit/components/downloads/src/nsDownloadManager.cpp
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@ -1453,6 +1453,10 @@ nsXPIProgressListener::OnStateChange(PRUint32 aIndex, PRInt16 aState, PRInt32 aV
nsCOMPtr<nsIWebProgressListener> wpl(do_QueryElementAt(mDownloads, aIndex));
nsIWebProgressListener* temp = wpl.get();
nsDownload* dl = NS_STATIC_CAST(nsDownload*, temp);
// Sometimes we get XPInstall progress notifications after everything is done, and there's
// no more active downloads... this null check is to prevent a crash in this case.
if (!dl)
return NS_ERROR_FAILURE;
switch (aState) {
case nsIXPIProgressDialog::DOWNLOAD_START:
@ -1478,7 +1482,7 @@ nsXPIProgressListener::OnStateChange(PRUint32 aIndex, PRInt16 aState, PRInt32 aV
break;
case nsIXPIProgressDialog::DIALOG_CLOSE:
// Close now, if we're allowed to.
gObserverService->NotifyObservers(nsnull, "xpinstall-dialog-close", nsnull);
gObserverService->NotifyObservers(nsnull, "xpinstall-dialog-close", nsnull);
if (!gStoppingDownloads) {
nsCOMPtr<nsIStringBundleService> sbs(do_GetService("@mozilla.org/intl/stringbundle;1"));