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-rw-r--r--drivers/pnp/core.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index aec83ec5ea23..d8d75541552c 100644
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -14,6 +14,7 @@
#include <linux/string.h>
#include <linux/slab.h>
#include <linux/errno.h>
+#include <linux/dma-mapping.h>
#include "base.h"
@@ -114,6 +115,8 @@ int __pnp_add_device(struct pnp_dev *dev)
int ret;
pnp_fixup_device(dev);
dev->dev.bus = &pnp_bus_type;
+ dev->dev.dma_mask = &dev->dma_mask;
+ dev->dma_mask = dev->dev.coherent_dma_mask = DMA_24BIT_MASK;
dev->dev.release = &pnp_release_device;
dev->status = PNP_READY;
spin_lock(&pnp_lock);