From 9053d617c9b761a3cac3e64f5da45fca0647c518 Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Wed, 3 Jul 2019 09:01:42 +0200 Subject: [PATCH] cfg80211: no need to check return value of debugfs_create functions When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. Signed-off-by: Greg Kroah-Hartman Link: https://lore.kernel.org/r/20190703070142.GA29993@kroah.com Signed-off-by: Johannes Berg --- net/wireless/core.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/net/wireless/core.c b/net/wireless/core.c index 45d9afcff6d5f..742986c73490c 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -142,12 +142,10 @@ int cfg80211_dev_rename(struct cfg80211_registered_device *rdev, if (result) return result; - if (rdev->wiphy.debugfsdir && - !debugfs_rename(rdev->wiphy.debugfsdir->d_parent, - rdev->wiphy.debugfsdir, - rdev->wiphy.debugfsdir->d_parent, - newname)) - pr_err("failed to rename debugfs dir to %s!\n", newname); + if (rdev->wiphy.debugfsdir) + debugfs_rename(rdev->wiphy.debugfsdir->d_parent, + rdev->wiphy.debugfsdir, + rdev->wiphy.debugfsdir->d_parent, newname); nl80211_notify_wiphy(rdev, NL80211_CMD_NEW_WIPHY); @@ -899,11 +897,8 @@ int wiphy_register(struct wiphy *wiphy) cfg80211_rdev_list_generation++; /* add to debugfs */ - rdev->wiphy.debugfsdir = - debugfs_create_dir(wiphy_name(&rdev->wiphy), - ieee80211_debugfs_dir); - if (IS_ERR(rdev->wiphy.debugfsdir)) - rdev->wiphy.debugfsdir = NULL; + rdev->wiphy.debugfsdir = debugfs_create_dir(wiphy_name(&rdev->wiphy), + ieee80211_debugfs_dir); cfg80211_debugfs_rdev_add(rdev); nl80211_notify_wiphy(rdev, NL80211_CMD_NEW_WIPHY); -- 2.39.5