Hello, On Sat, Feb 25, 2023 at 05:37:21PM -0800, Munehisa Kamata wrote: > Zero-initialize the on-stack structure to avoid unexpected behaviors. Some > drivers may not set or initialize all the values in pwm_state through their > .get_state() callback and therefore some random values may remain there and > be set into pwm->state eventually. > > This actually caused regression on ODROID-N2+ as reported in [1]; kernel > fails to boot due to random panic or hang-up. > > [1] https://forum.odroid.com/viewtopic.php?f=177&t=46360 Looking through the report I wonder what actually made the machine fail to boot. Doesn't this paper over a problem that should be fixed (also) somewhere else? Which driver is the one that the problem occur for? Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | https://www.pengutronix.de/ |
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