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Diffstat (limited to 'drivers/base/regmap')
-rw-r--r--drivers/base/regmap/regmap.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index b903aff59af3..e677a1b79f95 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1659,6 +1659,9 @@ out:
} else {
void *wval;
+ if (!val_count)
+ return -EINVAL;
+
wval = kmemdup(val, val_count * val_bytes, GFP_KERNEL);
if (!wval) {
dev_err(map->dev, "Error in memory allocation\n");