staging:vt6655: remove checks around dev_kfree_skb

dev_kfree_skb checks for NULL pointer itself,
Thus no need of explicit NULL check.

Signed-off-by: Maninder Singh <maninder1.s@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed