From: Paul Kocialkowski Date: Sat, 24 May 2014 12:09:00 +0000 (+0100) Subject: twl4030-madc: Request processed values in twl4030_get_madc_conversion X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e0326be0cded13dfc3a24cbeece1f1ae64348a0e;p=linux-beck.git twl4030-madc: Request processed values in twl4030_get_madc_conversion Not setting the raw parameter in the request causes it to be randomly initialized to a value that might be different from zero or zero. This leads to values that are randomly either raw or processed, making it very difficult to make reliable use of the values. Cc: Stable@vger.kernel.org Signed-off-by: Paul Kocialkowski Acked-by: Sebastian Reichel Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c index 7de1c4c87942..eb86786e698e 100644 --- a/drivers/iio/adc/twl4030-madc.c +++ b/drivers/iio/adc/twl4030-madc.c @@ -645,6 +645,7 @@ int twl4030_get_madc_conversion(int channel_no) req.channels = (1 << channel_no); req.method = TWL4030_MADC_SW2; req.active = 0; + req.raw = 0; req.func_cb = NULL; ret = twl4030_madc_conversion(&req); if (ret < 0)