On Tue, Jun 09, 2015 at 07:18:32PM +0900, Inha Song wrote: > If we use the dev_get_platdata, pdata can be NULL in DT environments. > Actually, NULL pointer exception is occurs with error messages like this: > > [ 1.226583] Unable to handle kernel NULL pointer dereference at virtual > address 00000044 > [ 1.467910] [<c02f1e38>] (wm8994_irq_init) from [<c02f1bd4>] > (wm8994_i2c_probe+0x684/0x858) > [ 1.476241] [<c02f1bd4>] (wm8994_i2c_probe) from [<c0371c78>] > (i2c_device_probe+0x11c/0x17c) > > In wm8994-core, we already checked wheter platform data is NULL and set the > wm8994->pdata to platform data if platform data is not NULL. > So, we can use wm8994->pdata instead of platform data. > > Signed-off-by: Inha Song <[email protected]> > ---
Acked-by: Charles Keepax <[email protected]> Thanks, Charles -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
