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Diffstat (limited to 'drivers/base/regmap')
-rw-r--r--drivers/base/regmap/regmap.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 6b4a775b439b..ee4fea351220 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -595,6 +595,9 @@ int regmap_raw_write(struct regmap *map, unsigned int reg,
{
int ret;
+ if (val_len % map->format.val_bytes)
+ return -EINVAL;
+
map->lock(map);
ret = _regmap_raw_write(map, reg, val, val_len);
@@ -753,6 +756,9 @@ int regmap_raw_read(struct regmap *map, unsigned int reg, void *val,
unsigned int v;
int ret, i;
+ if (val_len % map->format.val_bytes)
+ return -EINVAL;
+
map->lock(map);
if (regmap_volatile_range(map, reg, val_count) || map->cache_bypass ||