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-rw-r--r--include/linux/dma-map-ops.h2
-rw-r--r--kernel/dma/contiguous.c2
2 files changed, 1 insertions, 3 deletions
diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h
index 8604106c0c01..bef279ebeae7 100644
--- a/include/linux/dma-map-ops.h
+++ b/include/linux/dma-map-ops.h
@@ -91,8 +91,6 @@ static inline void set_dma_ops(struct device *dev,
#endif /* CONFIG_ARCH_HAS_DMA_OPS */
#ifdef CONFIG_DMA_CMA
-extern struct cma *dma_contiguous_default_area;
-
struct cma *dev_get_cma_area(struct device *dev);
struct cma *dma_contiguous_get_area_by_idx(unsigned int idx);
diff --git a/kernel/dma/contiguous.c b/kernel/dma/contiguous.c
index 40a0ead24979..fd8d3518a232 100644
--- a/kernel/dma/contiguous.c
+++ b/kernel/dma/contiguous.c
@@ -83,7 +83,7 @@ struct cma *dma_contiguous_get_area_by_idx(unsigned int idx)
}
EXPORT_SYMBOL_GPL(dma_contiguous_get_area_by_idx);
-struct cma *dma_contiguous_default_area;
+static struct cma *dma_contiguous_default_area;
/*
* Default global CMA area size can be defined in kernel's .config.