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-rw-r--r--drivers/misc/eeprom/at24.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index 5d4fd69d04ca..94b8a3324319 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -428,6 +428,9 @@ static ssize_t at24_bin_write(struct file *filp, struct kobject *kobj,
{
struct at24_data *at24;
+ if (unlikely(off >= attr->size))
+ return -EFBIG;
+
at24 = dev_get_drvdata(container_of(kobj, struct device, kobj));
return at24_write(at24, buf, off, count);
}