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-rw-r--r--drivers/dma/edma.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 85ea92fcea54..9bc722ca8329 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -1074,8 +1074,7 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg(
return NULL;
}
- edesc = kzalloc(sizeof(*edesc) + sg_len * sizeof(edesc->pset[0]),
- GFP_ATOMIC);
+ edesc = kzalloc(struct_size(edesc, pset, sg_len), GFP_ATOMIC);
if (!edesc)
return NULL;
@@ -1192,8 +1191,7 @@ static struct dma_async_tx_descriptor *edma_prep_dma_memcpy(
nslots = 2;
}
- edesc = kzalloc(sizeof(*edesc) + nslots * sizeof(edesc->pset[0]),
- GFP_ATOMIC);
+ edesc = kzalloc(struct_size(edesc, pset, nslots), GFP_ATOMIC);
if (!edesc)
return NULL;
@@ -1315,8 +1313,7 @@ static struct dma_async_tx_descriptor *edma_prep_dma_cyclic(
}
}
- edesc = kzalloc(sizeof(*edesc) + nslots * sizeof(edesc->pset[0]),
- GFP_ATOMIC);
+ edesc = kzalloc(struct_size(edesc, pset, nslots), GFP_ATOMIC);
if (!edesc)
return NULL;