1 files changed, 13 insertions, 7 deletions
diff --git a/background.js b/background.js
index 0df541a..5295d9f 100644
--- a/background.js
+++ b/background.js
@@ -4,14 +4,17 @@ let certs = [];
 
 // On header receive, inspect cert and update app icon as required
 async function onHeaderReceive(details) {
+    if (details.tabId < 0) // tabId < 0 means non-user tab
+        return;
+
     try {
-        await certInspectUpdate(details.requestId);
+        await certInspectUpdate(details.requestId, details.tabId);
     } catch(error) {
         console.error(error);
     }
 }
 
-async function certInspectUpdate(requestId) {
+async function certInspectUpdate(requestId, tabId) {
     let securityInfo = await browser.webRequest.getSecurityInfo(
         requestId,
         {
@@ -20,7 +23,7 @@ async function certInspectUpdate(requestId) {
     );
     
     if (securityInfo.state !== "secure" || securityInfo.isUntrusted) {
-        setIcon("nope");
+        setIcon("nope", tabId);
         return;
     }
 
@@ -31,16 +34,19 @@ async function certInspectUpdate(requestId) {
 
     for (let cert of certs) {
         if (rootCA.subject.includes(cert)) {
-            setIcon("nope");
+            setIcon("nope", tabId);
             return;
         }
     }
 
-    setIcon("ok");
+    setIcon("ok", tabId);
 }
 
-function setIcon(icon) {
-    browser.browserAction.setIcon({ path: "icons/" + icon + ".png" });
+function setIcon(icon, tabId) {
+    browser.browserAction.setIcon({
+        path: "icons/" + icon + ".png",
+        tabId: tabId
+    });
 }
 
 // Listen for all header receive events, which contain the cert details we want