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authorIngo Molnar <mingo@kernel.org>2016-05-05 09:57:27 +0200
committerIngo Molnar <mingo@kernel.org>2016-05-05 09:57:27 +0200
commite8c8ce54807b19e90ac84e609b13f7d4e337eab1 (patch)
treeae7d65ae17d55aee197b605ce1a193fe594af614 /drivers/net/ethernet/renesas/ravb_main.c
parent5db4298133d99b3dfc60d6899ac9df169769c899 (diff)
parent04974df8049fc4240d22759a91e035082ccd18b4 (diff)
Merge tag 'v4.6-rc6' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/renesas/ravb_main.c')
-rw-r--r--drivers/net/ethernet/renesas/ravb_main.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 087e14a3fba7..9e2a0bd8f5a8 100644
--- 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);