[PATCH] hostap: Fix memory leak on PCI probe error path
The Coverity checker (CID: 659, 660) spotted this resource leak on
PCI probe error path. Free private data structure if pci_enable_device()
fails.
Signed-off-by: Jouni Malinen <jkmaline@cc.hut.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/hostap/hostap_plx.c b/drivers/net/wireless/hostap/hostap_plx.c
index e258517..edaaa94 100644
--- a/drivers/net/wireless/hostap/hostap_plx.c
+++ b/drivers/net/wireless/hostap/hostap_plx.c
@@ -452,7 +452,7 @@
memset(hw_priv, 0, sizeof(*hw_priv));
if (pci_enable_device(pdev))
- return -EIO;
+ goto err_out_free;
/* National Datacomm NCP130 based on TMD7160, not PLX9052. */
tmd7160 = (pdev->vendor == 0x15e8) && (pdev->device == 0x0131);
@@ -567,9 +567,6 @@
return hostap_hw_ready(dev);
fail:
- prism2_free_local_data(dev);
- kfree(hw_priv);
-
if (irq_registered && dev)
free_irq(dev->irq, dev);
@@ -577,6 +574,10 @@
iounmap(attr_mem);
pci_disable_device(pdev);
+ prism2_free_local_data(dev);
+
+ err_out_free:
+ kfree(hw_priv);
return -ENODEV;
}