From: Charles Keepax Date: Sat, 28 Sep 2013 14:34:57 +0000 (+0100) Subject: extcon: arizona: Get pdata from arizona structure not device X-Git-Tag: v3.13-rc4~46^2~2^2~1 X-Git-Url: http://pileus.org/git/?a=commitdiff_plain;h=6ac6b475c56ce4bbaf36b02db7d1372f2e17aeec;p=~andy%2Flinux extcon: arizona: Get pdata from arizona structure not device In the case of a device tree system there will be no pdata attached to the device, causing us to deference a NULL pointer. Better to take the pdata from the Arizona structure as this will always exist and we know will have been populated since it is populated by the MFD device which binds in the extcon driver. Signed-off-by: Charles Keepax Signed-off-by: Chanwoo Choi --- diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c index 3c55ec856e3..a287cece059 100644 --- a/drivers/extcon/extcon-arizona.c +++ b/drivers/extcon/extcon-arizona.c @@ -1082,7 +1082,7 @@ static void arizona_micd_set_level(struct arizona *arizona, int index, static int arizona_extcon_probe(struct platform_device *pdev) { struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); - struct arizona_pdata *pdata; + struct arizona_pdata *pdata = &arizona->pdata; struct arizona_extcon_info *info; unsigned int val; int jack_irq_fall, jack_irq_rise; @@ -1091,8 +1091,6 @@ static int arizona_extcon_probe(struct platform_device *pdev) if (!arizona->dapm || !arizona->dapm->card) return -EPROBE_DEFER; - pdata = dev_get_platdata(arizona->dev); - info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); if (!info) { dev_err(&pdev->dev, "Failed to allocate memory\n");