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| author | Hyong Bin Kim <hyongbink@nvidia.com> | 2016-06-22 17:17:21 +0530 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2016-07-11 12:49:32 +0200 |
| commit | b979ed531468e9848d95a3b788dd8490927417e3 (patch) | |
| tree | 5d0c61c54f8ef8f1f1d12942a56d1bac91c6fc7a /fs | |
| parent | e0ee1a75f412cc9f3b16127742a30baf975ec51f (diff) | |
| download | op-kernel-dev-b979ed531468e9848d95a3b788dd8490927417e3.zip op-kernel-dev-b979ed531468e9848d95a3b788dd8490927417e3.tar.gz | |
pwm: tegra: Avoid overflow when calculating duty cycle
duty_ns * (1 << PWM_DUTY_WIDTH) could overflow in integer calculation
when the PWM rate is low. Hence do all calculation on unsigned long long
to avoid overflow.
Signed-off-by: Hyong Bin Kim <hyongbink@nvidia.com>
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'fs')
0 files changed, 0 insertions, 0 deletions
