linux-kernel - [PATCH] i2c-pxa2xx: return proper error code in ce4100_i2c

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Date:	Wed, 13 Jul 2011 13:20:39 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Dirk Brandewie <dirk.brandewie@...il.com>,
	Jean Delvare <khali@...ux-fr.org>,
	Ben Dooks <ben-linux@...ff.org>, linux-i2c@...r.kernel.org
Subject: [PATCH] i2c-pxa2xx: return proper error code in ce4100_i2c_probe
 error paths

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/i2c/busses/i2c-pxa-pci.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/i2c/busses/i2c-pxa-pci.c b/drivers/i2c/busses/i2c-pxa-pci.c
index 6659d26..b73da6c 100644
--- a/drivers/i2c/busses/i2c-pxa-pci.c
+++ b/drivers/i2c/busses/i2c-pxa-pci.c
@@ -109,12 +109,15 @@ static int __devinit ce4100_i2c_probe(struct pci_dev *dev,
 		return -EINVAL;
 	}
 	sds = kzalloc(sizeof(*sds), GFP_KERNEL);
-	if (!sds)
+	if (!sds) {
+		ret = -ENOMEM;
 		goto err_mem;
+	}
 
 	for (i = 0; i < ARRAY_SIZE(sds->pdev); i++) {
 		sds->pdev[i] = add_i2c_device(dev, i);
 		if (IS_ERR(sds->pdev[i])) {
+			ret = PTR_ERR(sds->pdev[i]);
 			while (--i >= 0)
 				platform_device_unregister(sds->pdev[i]);
 			goto err_dev_add;
-- 
1.7.4.1



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