[PATCH] Dereference in tokenring/olympic.c
hi,
coverity found (bug id #225) that we might call free_netdev()
with NULL argument, when alloc_trdev() fails. This patch
changes the goto, so we dont call free_netdev() for
dev == NULL.
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/tokenring/olympic.c b/drivers/net/tokenring/olympic.c
index 23032a7..c3cb8d2 100644
--- a/drivers/net/tokenring/olympic.c
+++ b/drivers/net/tokenring/olympic.c
@@ -217,7 +217,7 @@
dev = alloc_trdev(sizeof(struct olympic_private)) ;
if (!dev) {
i = -ENOMEM;
- goto op_free_dev;
+ goto op_release_dev;
}
olympic_priv = dev->priv ;
@@ -282,8 +282,8 @@
if (olympic_priv->olympic_lap)
iounmap(olympic_priv->olympic_lap);
-op_free_dev:
free_netdev(dev);
+op_release_dev:
pci_release_regions(pdev);
op_disable_dev: