Linux kernel bug fix: dma-mapping: clear dev->dma_mem to NULL after freeing it
Subsystem: kernel (kernel/dma/coherent.c)
Bug type: hang, severity: medium
Files changed: kernel/dma/coherent.c
Introduced by Christoph Hellwig on 2018-06-14 08:50:37 +0200; fixed by Joakim Zhang on 2023-12-15 12:32:45 +0100 (lifetime: 2010 days)