linux-kernel - [PATCH v2 3/3] mfd: mt6397: check the EPROBE_DEFER from platform_get

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Date:	Fri, 8 Apr 2016 14:58:49 +0800
From:	Henry Chen <henryc.chen@...iatek.com>
To:	Lee Jones <lee.jones@...aro.org>
CC:	Matthias Brugger <matthias.bgg@...il.com>,
	John Crispin <blogic@...nwrt.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Flora Fu <flora.fu@...iatek.com>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>,
	Henry Chen <henryc.chen@...iatek.com>
Subject: [PATCH v2 3/3] mfd: mt6397: check the EPROBE_DEFER from platform_get_irq.

If get the -EPROBE_DEFER from platform_get_irq, it should return back directly.

Signed-off-by: Henry Chen <henryc.chen@...iatek.com>
---
 drivers/mfd/mt6397-core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index 15050cb..b9b1e28 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -271,6 +271,8 @@ static int mt6397_probe(struct platform_device *pdev)
 	}
 
 	pmic->irq = platform_get_irq(pdev, 0);
+	if (pmic->irq == -EPROBE_DEFER)
+		return -EPROBE_DEFER;
 
 	switch (id & 0xff) {
 	case MT6323_CID_CODE:
-- 
1.8.1.1.dirty