Message ID | 0b969e82ff750c50587550c55cb46c4025d35f39.1542812807.git.robin.murphy@arm.com (mailing list archive) |
---|---|
State | Mainlined, archived |
Commit | b34087157dd76e8d96e5e52808134a791ac61e57 |
Headers | show |
Series | SWIOTLB fixes for 4.20 | expand |
diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h index bd73e7a91410..9e66bfe369aa 100644 --- a/include/linux/dma-direct.h +++ b/include/linux/dma-direct.h @@ -5,7 +5,7 @@ #include <linux/dma-mapping.h> #include <linux/mem_encrypt.h> -#define DIRECT_MAPPING_ERROR 0 +#define DIRECT_MAPPING_ERROR (~(dma_addr_t)0) #ifdef CONFIG_ARCH_HAS_PHYS_TO_DMA #include <asm/dma-direct.h>