staging: slicoss Check for valid hw address

[Denis Kirjanov <kirjanov@xxxxxxxxx]

Check for valid hw address.

Signed-off-by: Denis Kirjanov <kirjanov@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 drivers/staging/slicoss/slicoss.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/staging/slicoss/slicoss.c
+++ b/drivers/staging/slicoss/slicoss.c
@@ -2531,6 +2531,9 @@ static int slic_mac_set_address(struct n
 	if (!adapter)
 		return -EBUSY;
 
+	if (!is_valid_ether_addr(addr->sa_data))
+		return -EINVAL;
+
 	memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
 	memcpy(adapter->currmacaddr, addr->sa_data, dev->addr_len);
 

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