diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index b5d691ae45dcfbd407bc464cfdb7ea9eb3a302c1..78f6748ef16665d5e0d9bdfc4c71c276568ca0e6 100644 --- a/drivers/dma/at_xdmac.c +++ b/drivers/dma/at_xdmac.c @@ -1213,6 +1213,8 @@ at_xdmac_prep_dma_memset(struct dma_chan *chan, dma_addr_t dest, int value, return NULL; desc = at_xdmac_memset_create_desc(chan, atchan, dest, len, value); + if (!desc) + return NULL; list_add_tail(&desc->desc_node, &desc->descs_list); desc->tx_dma_desc.cookie = -EBUSY;