From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: [PATCH] net/smsc911x: Fix deferred probe for interrupt Date: Fri, 28 Aug 2015 11:50:15 -0700 Message-ID: <1440787815-24655-1-git-send-email-tony@atomide.com> Cc: netdev@vger.kernel.org, linux-omap@vger.kernel.org, Steve Glendinning To: David Miller Return-path: Received: from pmta2.delivery5.ore.mailhop.org ([54.186.218.12]:25000 "EHLO pmta2.delivery5.ore.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751725AbbH1SuX (ORCPT ); Fri, 28 Aug 2015 14:50:23 -0400 Sender: netdev-owner@vger.kernel.org List-ID: The interrupt handler may not be available when smsc911x probes if the interrupt handler is a GPIO controller for example. Let's fix that by adding handling for -EPROBE_DEFER. Cc: Steve Glendinning Signed-off-by: Tony Lindgren --- drivers/net/ethernet/smsc/smsc911x.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 959aeea..cb9f166f 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -2435,7 +2435,10 @@ static int smsc911x_drv_probe(struct platform_device *pdev) res_size = resource_size(res); irq = platform_get_irq(pdev, 0); - if (irq <= 0) { + if (irq == -EPROBE_DEFER) { + retval = -EPROBE_DEFER; + goto out_0; + } else if (irq <= 0) { pr_warn("Could not allocate irq resource\n"); retval = -ENODEV; goto out_0; -- 2.1.4