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authorShannon Nelson <snelson@pensando.io>2020-03-20 05:31:50 +0300
committerDavid S. Miller <davem@davemloft.net>2020-03-22 05:56:04 +0300
commit0e1825f48ca7d38b7957b231148c7bd8c55fefed (patch)
tree47c61ff71670c9d9f56ebbb7fb1bca032661ed55 /drivers/net/ethernet/pensando
parent2530ba5af6040b24ad94818a188df1083a9aac0f (diff)
downloadlinux-0e1825f48ca7d38b7957b231148c7bd8c55fefed.tar.xz
ionic: only save good lif dentry
Don't save the lif->dentry until we know we have a good value. Fixes: 1a58e196467f ("ionic: Add basic lif support") Signed-off-by: Shannon Nelson <snelson@pensando.io> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/pensando')
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_debugfs.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c b/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c
index bc03cecf80cc..5f8fc58d42b3 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_debugfs.c
@@ -228,7 +228,13 @@ DEFINE_SHOW_ATTRIBUTE(netdev);
void ionic_debugfs_add_lif(struct ionic_lif *lif)
{
- lif->dentry = debugfs_create_dir(lif->name, lif->ionic->dentry);
+ struct dentry *lif_dentry;
+
+ lif_dentry = debugfs_create_dir(lif->name, lif->ionic->dentry);
+ if (IS_ERR_OR_NULL(lif_dentry))
+ return;
+ lif->dentry = lif_dentry;
+
debugfs_create_file("netdev", 0400, lif->dentry,
lif->netdev, &netdev_fops);
}