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由 Javier Martinez Canillas 提交于
The driver always checks for pdata being NULL except in one place. Add a check to prevent a possible NULL pointer deference error. Signed-off-by: NJavier Martinez Canillas <javier@osg.samsung.com> Acked-by: NCharles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: NLee Jones <lee.jones@linaro.org>
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