linux-kernel - [PATCH] MFD: ucb1x00-core: fix error return code in ucb1x00

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Date:	Wed, 11 Sep 2013 19:20:37 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	sameo@...ux.intel.com, lee.jones@...aro.org
Cc:	yongjun_wei@...ndmicro.com.cn, linux-kernel@...r.kernel.org
Subject: [PATCH] MFD: ucb1x00-core: fix error return code in ucb1x00_probe()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Fix to return a negative error code in the irq alloc error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/mfd/ucb1x00-core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index b7cf98f..10f2e8d 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -551,6 +551,7 @@ static int ucb1x00_probe(struct mcp *mcp)
 	if (ucb->irq_base < 0) {
 		dev_err(&ucb->dev, "unable to allocate 16 irqs: %d\n",
 			ucb->irq_base);
+		ret = ucb->irq_base;
 		goto err_irq_alloc;
 	}
 

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