m68k only provides the dma_prep_coherent symbol when an mmu is enabled and not on the coldfire platform. Fix the Kconfig symbol selection up to match this. Fixes: 69878ef47562 ("m68k: Implement arch_dma_prep_coherent()") Reported-by: Guenter Roeck <linux@xxxxxxxxxxxx> --- arch/m68k/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 8f765cfefca6..c518d695c376 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -5,7 +5,7 @@ config M68K select ARCH_32BIT_OFF_T select ARCH_HAS_BINFMT_FLAT select ARCH_HAS_DMA_MMAP_PGPROT if MMU && !COLDFIRE - select ARCH_HAS_DMA_PREP_COHERENT + select ARCH_HAS_DMA_PREP_COHERENT if HAS_DMA && MMU && !COLDFIRE select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA select ARCH_MIGHT_HAVE_PC_PARPORT if ISA select ARCH_NO_COHERENT_DMA_MMAP if !MMU -- 2.20.1