Fixes for 4.19

[thirdparty/kernel/stable-queue.git] / releases / 3.6.8 / i2c-mux-pinctrl-fix-probe-error-path.patch

From aa1e3e81e75ceb3d977c3292cefafcd5179eb8b8 Mon Sep 17 00:00:00 2001
From: Guenter Roeck <linux@roeck-us.net>
Date: Tue, 13 Nov 2012 22:27:19 +0100
Subject: i2c-mux-pinctrl: Fix probe error path

From: Guenter Roeck <linux@roeck-us.net>

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>

---
 drivers/i2c/muxes/i2c-mux-pinctrl.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- 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_pro
 	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;