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authorDesnes Augusto Nunes do Rosario <desnesn@linux.vnet.ibm.com>2017-11-17 09:09:04 -0200
committerDavid S. Miller <davem@davemloft.net>2017-11-18 10:37:00 +0900
commitf743106ec140589b45ecc6ff92bacf48a0e26b05 (patch)
treee22d27d6e495b6932eb315962828e6b63510948c /drivers/net/ethernet
parentfe18da60500b8b8aa2621fb1de7132cb1f0aebcf (diff)
downloadlinux-f743106ec140589b45ecc6ff92bacf48a0e26b05.tar.bz2
ibmvnic: fix dma_mapping_error call
This patch fixes the dma_mapping_error call to use the correct dma_addr which is inside the ibmvnic_vpd struct. Moreover, it fixes an uninitialized warning regarding a local dma_addr variable which is not used anymore. Fixes: 4e6759be28e4 ("ibmvnic: Feature implementation of VPD for the ibmvnic driver") Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Desnes A. Nunes do Rosario <desnesn@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 04aaacbc3d45..1dc4aef37d3a 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -849,7 +849,6 @@ static int ibmvnic_get_vpd(struct ibmvnic_adapter *adapter)
{
struct device *dev = &adapter->vdev->dev;
union ibmvnic_crq crq;
- dma_addr_t dma_addr;
int len = 0;
if (adapter->vpd->buff)
@@ -879,7 +878,7 @@ static int ibmvnic_get_vpd(struct ibmvnic_adapter *adapter)
adapter->vpd->dma_addr =
dma_map_single(dev, adapter->vpd->buff, adapter->vpd->len,
DMA_FROM_DEVICE);
- if (dma_mapping_error(dev, dma_addr)) {
+ if (dma_mapping_error(dev, adapter->vpd->dma_addr)) {
dev_err(dev, "Could not map VPD buffer\n");
kfree(adapter->vpd->buff);
return -ENOMEM;