[U-Boot] [PATCH v1 1/5] regmap: Fix potential overflow in regmap_update_bits()

Mask the value to write so that it cannot affect the bits outside of the mask

Signed-off-by: Jean-Jacques Hiblot jjhiblot@ti.com ---

drivers/core/regmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/core/regmap.c b/drivers/core/regmap.c index d1d12eef38..e9e55c9d16 100644 --- a/drivers/core/regmap.c +++ b/drivers/core/regmap.c @@ -462,5 +462,5 @@ int regmap_update_bits(struct regmap *map, uint offset, uint mask, uint val)

reg &= ~mask;

- return regmap_write(map, offset, reg | val); + return regmap_write(map, offset, reg | (val & mask)); }