Merge branch 'for-4.6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj...

[deliverable/linux.git] / drivers / net / ethernet / renesas / ravb_main.c

diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 087e14a3fba726cd0637cbd12f2138b7dbe8adbf..9e2a0bd8f5a88803b4d1e260e18ffff9f119d541 100644 (file)
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1691,6 +1691,9 @@ static int ravb_set_gti(struct net_device *ndev)
        rate = clk_get_rate(clk);
        clk_put(clk);
 
+       if (!rate)
+               return -EINVAL;
+
        inc = 1000000000ULL << 20;
        do_div(inc, rate);