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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2014-04-09 15:20:14 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-30 20:09:41 -0700
commitf9d3242c9b1657aa519a88549836c67236bc54c7 (patch)
treec5c345352f35f0aae48bc90b7a533bdf3fd28d6a /drivers/extcon
parente0fc51f96172f207cf4cb276e6a31a5d438f6b06 (diff)
extcon: max8997: Fix NULL pointer exception on missing pdata
commit dfee4111febf3d9ef3a640b2cd6205c75f4e7e3d upstream. 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> Fixes: 810d601f07c Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/extcon')
-rw-r--r--drivers/extcon/extcon-max8997.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index 67d6738d85a0..09f4a9374cf5 100644
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -712,7 +712,7 @@ 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;