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-rw-r--r--drivers/dma/dma-axi-dmac.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/dma/dma-axi-dmac.c b/drivers/dma/dma-axi-dmac.c
index 15b2453d2647..ffc0adc2f6ce 100644
--- a/drivers/dma/dma-axi-dmac.c
+++ b/drivers/dma/dma-axi-dmac.c
@@ -367,8 +367,7 @@ static struct axi_dmac_desc *axi_dmac_alloc_desc(unsigned int num_sgs)
struct axi_dmac_desc *desc;
unsigned int i;
- desc = kzalloc(sizeof(struct axi_dmac_desc) +
- sizeof(struct axi_dmac_sg) * num_sgs, GFP_NOWAIT);
+ desc = kzalloc(struct_size(desc, sg, num_sgs), GFP_NOWAIT);
if (!desc)
return NULL;