diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 6d550421da7a4c0a8bcf5357ec1776a9eb7564e9..3ce7d553a74607633d5ec0d2edcc55de5293b325 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2539,7 +2539,7 @@ static inline void _init_desc(struct dma_pl330_desc *desc)
 }
 
 /* Returns the number of descriptors added to the DMAC pool */
-int add_desc(struct dma_pl330_dmac *pdmac, gfp_t flg, int count)
+static int add_desc(struct dma_pl330_dmac *pdmac, gfp_t flg, int count)
 {
 	struct dma_pl330_desc *desc;
 	unsigned long flags;