dmaengine: at_hdmac: fix module unloading
From: Vinod Koul <vkoul@kernel.org>
Date: 2018-11-29 14:56:07
Also in:
linux-serial, lkml, stable
On 27-11-18, 17:06, Richard Genoud wrote:
of_dma_controller_free() was not called on module onloading. This lead to a soft lockup: watchdog: BUG: soft lockup - CPU#0 stuck for 23s! Modules linked in: at_hdmac [last unloaded: at_hdmac] when of_dma_request_slave_channel() tried to call ofdma->of_dma_xlate().
Applied, thanks