diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath12k/dp_tx.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath12k/dp_tx.c b/drivers/net/wireless/ath/ath12k/dp_tx.c index 8874c815d7fa..16d889fc2043 100644 --- a/drivers/net/wireless/ath/ath12k/dp_tx.c +++ b/drivers/net/wireless/ath/ath12k/dp_tx.c @@ -330,8 +330,11 @@ tcl_ring_sel: fail_unmap_dma: dma_unmap_single(ab->dev, ti.paddr, ti.data_len, DMA_TO_DEVICE); - dma_unmap_single(ab->dev, skb_cb->paddr_ext_desc, - sizeof(struct hal_tx_msdu_ext_desc), DMA_TO_DEVICE); + + if (skb_cb->paddr_ext_desc) + dma_unmap_single(ab->dev, skb_cb->paddr_ext_desc, + sizeof(struct hal_tx_msdu_ext_desc), + DMA_TO_DEVICE); fail_remove_tx_buf: ath12k_dp_tx_release_txbuf(dp, tx_desc, pool_id); |