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authorBrian King <brking@linux.vnet.ibm.com>2011-09-28 05:33:43 +0000
committerDavid S. Miller <davem@davemloft.net>2011-09-29 00:32:11 -0400
commit95de86cf5162f78bc5aea80d1a9e5a248196ffaf (patch)
tree9b44a633e311240611fa18c7ca5e055c2af9250e
parent676a1184e8afd4fed7948232df1ff91517400859 (diff)
downloadlinux-2.6-95de86cf5162f78bc5aea80d1a9e5a248196ffaf.tar.gz
linux-2.6-95de86cf5162f78bc5aea80d1a9e5a248196ffaf.tar.xz
ibmveth: Fix oops on request_irq failure
If request_irq fails, the ibmveth driver will overwrite the rc and end up returning a successful rc on its open function, resulting in an oops later when a packet gets sent and buffers are not allocated due to the failed open. Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ibmveth.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c
index 8dd5fccef72..d393f1e764e 100644
--- a/drivers/net/ibmveth.c
+++ b/drivers/net/ibmveth.c
@@ -636,8 +636,8 @@ static int ibmveth_open(struct net_device *netdev)
netdev_err(netdev, "unable to request irq 0x%x, rc %d\n",
netdev->irq, rc);
do {
- rc = h_free_logical_lan(adapter->vdev->unit_address);
- } while (H_IS_LONG_BUSY(rc) || (rc == H_BUSY));
+ lpar_rc = h_free_logical_lan(adapter->vdev->unit_address);
+ } while (H_IS_LONG_BUSY(lpar_rc) || (lpar_rc == H_BUSY));
goto err_out;
}