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regmap: Correct offset handling in regmap_volatile_range 

The current implementation is broken for regmaps that have a reg_stride,
since it doesn't take the stride into account. Correct this by using the
helper function to calculate the register offset.

Fixes: f01ee60fff ("regmap: implement register striding")
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2018-02-12 18:15:45 +00:00 committed by Mark Brown
parent 7928b2cbe5
commit b8f9a03b74
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1 changed files with 1 additions and 1 deletions
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drivers/base/regmap/regmap.c
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@ -174,7 +174,7 @@ static bool regmap_volatile_range(struct regmap *map, unsigned int reg,
unsigned int i;
for (i = 0; i < num; i++)
if (!regmap_volatile(map, reg + i))
if (!regmap_volatile(map, reg + regmap_get_offset(map, i)))
return false;
return true;