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extcon: max8997: Fix NULL pointer exception on missing pdata
author
Krzysztof Kozlowski
<k.kozlowski@samsung.com>
Wed, 9 Apr 2014 13:20:14 +0000
(15:20 +0200)
committer
Chanwoo Choi
<cw00.choi@samsung.com>
Thu, 24 Apr 2014 08:20:37 +0000
(17:20 +0900)
Fix NULL pointer exception when platform data is not supplied. The
driver dereferenced pdata pointer where it could be NULL.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Cc: <stable@vger.kernel.org>
Fixes:
810d601f07c
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
drivers/extcon/extcon-max8997.c
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diff --git
a/drivers/extcon/extcon-max8997.c
b/drivers/extcon/extcon-max8997.c
index
6a00464
..
5e1b88c
100644
(file)
--- a/
drivers/extcon/extcon-max8997.c
+++ b/
drivers/extcon/extcon-max8997.c
@@
-715,7
+715,7
@@
static int max8997_muic_probe(struct platform_device *pdev)
goto err_irq;
}
- if (pdata->muic_pdata) {
+ if (pdata
&& pdata
->muic_pdata) {
struct max8997_muic_platform_data *muic_pdata
= pdata->muic_pdata;