diff options
Diffstat (limited to 'drivers/i2c/i2c.c')
| -rw-r--r-- | drivers/i2c/i2c.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/i2c/i2c.c b/drivers/i2c/i2c.c index c33ce81b18..432d0e2333 100644 --- a/drivers/i2c/i2c.c +++ b/drivers/i2c/i2c.c @@ -214,7 +214,8 @@ int i2c_write_reg(struct i2c_client *client, u32 addr, const u8 *buf, u16 count) msgbuf[i++] = addr; msg->len += i; - memcpy(msg->buf + i, buf, count); + if (count) + memcpy(msg->buf + i, buf, count); status = i2c_transfer(client->adapter, msg, ARRAY_SIZE(msg)); dev_dbg(&client->adapter->dev, "%s: %u@%u --> %d\n", __func__, |