From: Brandon Maier <brandon.maier@rockwellcollins.com>
Date: Sun, 17 Nov 2019 20:36:49 +0000 (-0600)
Subject: mailbox/omap: Handle if CONFIG_PM is disabled
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0434d3f;p=linux.git

mailbox/omap: Handle if CONFIG_PM is disabled

If CONFIG_PM is disabled, pm_runtime_put_sync() returns -ENOSYS.

Signed-off-by: Brandon Maier <brandon.maier@rockwellcollins.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
---

diff --git a/drivers/mailbox/omap-mailbox.c b/drivers/mailbox/omap-mailbox.c
index a3cd63583cf73..5978a35aac6d0 100644
--- a/drivers/mailbox/omap-mailbox.c
+++ b/drivers/mailbox/omap-mailbox.c
@@ -868,7 +868,7 @@ static int omap_mbox_probe(struct platform_device *pdev)
 	dev_info(mdev->dev, "omap mailbox rev 0x%x\n", l);
 
 	ret = pm_runtime_put_sync(mdev->dev);
-	if (ret < 0)
+	if (ret < 0 && ret != -ENOSYS)
 		goto unregister;
 
 	devm_kfree(&pdev->dev, finfoblk);