[Xen-devel] [PATCH] net: xenbus: remove redundant condition check before debugfs_remove_recursive

[zhong jiang <zhongjiang@xxxxxxxxxx>]

debugfs_remove_recursive has taken the IS_ERR_OR_NULL into account. Just
remove the unnecessary condition check.

Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
 drivers/net/xen-netback/xenbus.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index cd51492..fe1d522 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -254,8 +254,7 @@ static void xenvif_debugfs_delif(struct xenvif *vif)
        if (IS_ERR_OR_NULL(xen_netback_dbg_root))
                return;
 
-       if (!IS_ERR_OR_NULL(vif->xenvif_dbg_root))
-               debugfs_remove_recursive(vif->xenvif_dbg_root);
+       debugfs_remove_recursive(vif->xenvif_dbg_root);
        vif->xenvif_dbg_root = NULL;
 }
 #endif /* CONFIG_DEBUG_FS */
-- 
1.7.12.4


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