diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
index 7c8e08ee8f0f..bd3b234b7803 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
@@ -346,8 +346,11 @@ brcmf_msgbuf_alloc_pktid(struct device *dev,
 		count++;
 	} while (count < pktids->array_size);
 
-	if (count == pktids->array_size)
+	if (count == pktids->array_size) {
+		dma_unmap_single(dev, *physaddr, skb->len - data_offset,
+				 pktids->direction);
 		return -ENOMEM;
+	}
 
 	array[*idx].data_offset = data_offset;
 	array[*idx].physaddr = *physaddr;