ibmvnic: Free coherent DMA memory if FW map failed

If the firmware map fails for whatever reason, remember to free
up the memory after.

Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 6e8d6a6..9e08917 100644 (file)
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -192,6 +192,7 @@ static int alloc_long_term_buff(struct ibmvnic_adapter *adapter,
        if (adapter->fw_done_rc) {
                dev_err(dev, "Couldn't map long term buffer,rc = %d\n",
                        adapter->fw_done_rc);
+               dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr);
                return -1;
        }
        return 0;