Driver that select DMA_OPS need to depend on HAS_DMA support to work. The vop driver was missing that dependency, so add it, and also add a nother depends in DMA_OPS itself. That won't fix the issue due to how the Kconfig dependencies work, but at least produce a warning about unmet dependencies. Signed-off-by: Christoph Hellwig <hch@xxxxxx> --- drivers/misc/mic/Kconfig | 1 + kernel/dma/Kconfig | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/misc/mic/Kconfig b/drivers/misc/mic/Kconfig index b9bb086785db48..8a7c2c5711d5f4 100644 --- a/drivers/misc/mic/Kconfig +++ b/drivers/misc/mic/Kconfig @@ -35,6 +35,7 @@ config SCIF_BUS config VOP_BUS tristate "VOP Bus Driver" + depends on HAS_DMA select DMA_OPS help This option is selected by any driver which registers a diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig index 0ddfb5510fe45f..e7b801649f6574 100644 --- a/kernel/dma/Kconfig +++ b/kernel/dma/Kconfig @@ -9,6 +9,7 @@ config HAS_DMA default y config DMA_OPS + depends on HAS_DMA bool # -- 2.28.0