pwm: img: Test clock rate to avoid division by 0
authorWolfram Sang <wsa+renesas@sang-engineering.com>
Wed, 2 Mar 2016 22:33:34 +0000 (23:33 +0100)
committerThierry Reding <thierry.reding@gmail.com>
Wed, 23 Mar 2016 16:11:02 +0000 (17:11 +0100)
commitbea307c16a3a297f87c7ab9a54de686da2afbad5
treed97b9c88778598de9928795b860270634bce8792
parent92e963f50fc74041b5e9e744c330dca48e04f08d
pwm: img: Test clock rate to avoid division by 0

The clk API may return 0 on clk_get_rate(), so we should check the
result before using it as a divisor.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
drivers/pwm/pwm-img.c