From: Guenter Roeck <linux@roeck-us.net>
Date: Tue, 13 Nov 2012 21:27:19 +0000 (+0100)
Subject: i2c-mux-pinctrl: Fix probe error path
X-Git-Tag: v3.6.8~50
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e2c0b531309e4c685cad1a4e4e7a014829deee49;p=karo-tx-linux.git

i2c-mux-pinctrl: Fix probe error path

commit aa1e3e81e75ceb3d977c3292cefafcd5179eb8b8 upstream.

When allocating the memory for i2c busses, the code checked the wrong
variable and thus never detected if there was a memory error.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/i2c/muxes/i2c-mux-pinctrl.c b/drivers/i2c/muxes/i2c-mux-pinctrl.c
index 46a669763476..c52401845e1f 100644
--- a/drivers/i2c/muxes/i2c-mux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-mux-pinctrl.c
@@ -169,7 +169,7 @@ static int __devinit i2c_mux_pinctrl_probe(struct platform_device *pdev)
 	mux->busses = devm_kzalloc(&pdev->dev,
 				   sizeof(mux->busses) * mux->pdata->bus_count,
 				   GFP_KERNEL);
-	if (!mux->states) {
+	if (!mux->busses) {
 		dev_err(&pdev->dev, "Cannot allocate busses\n");
 		ret = -ENOMEM;
 		goto err;