diff --git a/platform/darwin/http_request_nsurl.mm b/platform/darwin/http_request_nsurl.mm
index 509e158af..0006dbef8 100644
--- a/platform/darwin/http_request_nsurl.mm
+++ b/platform/darwin/http_request_nsurl.mm
@@ -153,7 +153,7 @@ void HTTPRequest::start() {
 
     @autoreleasepool {
         
-        NSMutableString *url = [[NSMutableString alloc] initWithString:@(resource.url.c_str())];
+        NSMutableString *url = [NSMutableString stringWithString:@(resource.url.c_str())];
         if ([[NSUserDefaults standardUserDefaults] objectForKey:@"mapbox_metrics_disabled"] == nil) {
             if ([url rangeOfString:@"?"].location == NSNotFound) {
                 [url appendString:@"?"];
@@ -163,8 +163,7 @@ void HTTPRequest::start() {
             [url appendString:@"events=true"];
         }
 
-        NSMutableURLRequest *req = [[NSMutableURLRequest alloc]
-            initWithURL:[NSURL URLWithString:url]];
+        NSMutableURLRequest *req = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:url]];
         if (existingResponse) {
             if (!existingResponse->etag.empty()) {
                 [req addValue:@(existingResponse->etag.c_str()) forHTTPHeaderField:@"If-None-Match"];
@@ -179,7 +178,6 @@ void HTTPRequest::start() {
         task = [context->session dataTaskWithRequest:req
                           completionHandler:^(NSData *data, NSURLResponse *res,
                                               NSError *error) { handleResult(data, res, error); }];
-        [req release];
         [task retain];
         [task resume];
     }
diff --git a/platform/ios/MGLMapView.mm b/platform/ios/MGLMapView.mm
index 53c752660..9fd94fc7b 100644
--- a/platform/ios/MGLMapView.mm
+++ b/platform/ios/MGLMapView.mm
@@ -1079,22 +1079,19 @@ std::chrono::steady_clock::duration secondsAsDuration(float duration)
     {
         CGPoint doubleTapPoint = [doubleTap locationInView:doubleTap.view];
 
-        CGPoint zoomInPoint;
-
+        CGPoint zoomInPoint = doubleTapPoint;
+        CGPoint userPoint = [self convertCoordinate:self.userLocation.coordinate toPointToView:self];
         if (self.userTrackingMode != MGLUserTrackingModeNone)
         {
-            CGPoint userPoint = [self convertCoordinate:self.userLocation.coordinate toPointToView:self];
             CGRect userLocationRect = CGRectMake(userPoint.x - 40, userPoint.y - 40, 80, 80);
             if (CGRectContainsPoint(userLocationRect, doubleTapPoint))
             {
                 zoomInPoint = userPoint;
             }
         }
-        else
+        if ( ! CGPointEqualToPoint(zoomInPoint, userPoint))
         {
             self.userTrackingMode = MGLUserTrackingModeNone;
-
-            zoomInPoint = doubleTapPoint;
         }
 
         _mbglMap->scaleBy(2, zoomInPoint.x, zoomInPoint.y, secondsAsDuration(MGLAnimationDuration));
diff --git a/platform/ios/MGLMapboxEvents.m b/platform/ios/MGLMapboxEvents.m
index 36ed63d33..4450fa87f 100644
--- a/platform/ios/MGLMapboxEvents.m
+++ b/platform/ios/MGLMapboxEvents.m
@@ -617,10 +617,11 @@ NSString *const MGLEventGestureRotateStart = @"Rotation";
     NSString *ssid = nil;
     CFArrayRef interfaces = CNCopySupportedInterfaces();
     if (interfaces) {
-        NSDictionary *info = (__bridge NSDictionary *)CNCopyCurrentNetworkInfo(CFArrayGetValueAtIndex(interfaces, 0));
+        NSDictionary *info = CFBridgingRelease(CNCopyCurrentNetworkInfo(CFArrayGetValueAtIndex(interfaces, 0)));
         if (info) {
             ssid = info[@"SSID"];
         }
+        CFRelease(interfaces);
     }
     
     return ssid;
@@ -699,7 +700,6 @@ NSString *const MGLEventGestureRotateStart = @"Rotation";
     if([challenge.protectionSpace.authenticationMethod isEqualToString:NSURLAuthenticationMethodServerTrust]) {
 
         SecTrustRef serverTrust = [[challenge protectionSpace] serverTrust];
-        NSString *domain = [[challenge protectionSpace] host];
         SecTrustResultType trustResult;
 
         // Validate the certificate chain with the device's trust store anyway
diff --git a/platform/ios/MGLMetricsLocationManager.m b/platform/ios/MGLMetricsLocationManager.m
index 848b4a051..9c186e4bf 100644
--- a/platform/ios/MGLMetricsLocationManager.m
+++ b/platform/ios/MGLMetricsLocationManager.m
@@ -89,34 +89,17 @@
 }
 
 - (void)locationManager:(CLLocationManager *)manager didChangeAuthorizationStatus:(CLAuthorizationStatus)status {
-    NSString *newStatus = nil;
     switch (status) {
-        case kCLAuthorizationStatusNotDetermined:
-            newStatus = @"User Hasn't Determined Yet";
-            break;
-        case kCLAuthorizationStatusRestricted:
-            newStatus = @"Restricted and Can't Be Changed By User";
-            break;
         case kCLAuthorizationStatusDenied:
-            newStatus = @"User Explcitly Denied";
             [self stopUpdatingLocation];
             [self stopMonitoringVisits];
             break;
         case kCLAuthorizationStatusAuthorized:
-            newStatus = @"User Has Authorized / Authorized Always";
-            [self startUpdatingLocation];
-            [self startMonitoringVisits];
-            break;
-//        case kCLAuthorizationStatusAuthorizedAlways:
-//            newStatus = @"Not Determined";
-//            break;
         case kCLAuthorizationStatusAuthorizedWhenInUse:
-            newStatus = @"User Has Authorized When In Use Only";
             [self startUpdatingLocation];
             [self startMonitoringVisits];
             break;
         default:
-            newStatus = @"Unknown";
             break;
     }
 }