linux-kernel - [PATCH] mailbox/omap: Handle if CONFIG

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Date:   Sun, 17 Nov 2019 14:36:49 -0600
From:   Brandon Maier <brandon.maier@...kwellcollins.com>
To:     linux-kernel@...r.kernel.org
Cc:     jassisinghbrar@...il.com,
        Brandon Maier <brandon.maier@...kwellcollins.com>
Subject: [PATCH] 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@...kwellcollins.com>
---
 drivers/mailbox/omap-mailbox.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mailbox/omap-mailbox.c b/drivers/mailbox/omap-mailbox.c
index a3cd63583cf7..5978a35aac6d 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);
-- 
2.23.0