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. Cc: Ping-Ke Shih <pkshih@xxxxxxxxxxx> Cc: Kalle Valo <kvalo@xxxxxxxxxxxxxx> Cc: linux-wireless@xxxxxxxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/net/wireless/realtek/rtlwifi/debug.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/debug.c b/drivers/net/wireless/realtek/rtlwifi/debug.c index d70385be9976..8186650efc56 100644 --- a/drivers/net/wireless/realtek/rtlwifi/debug.c +++ b/drivers/net/wireless/realtek/rtlwifi/debug.c @@ -463,12 +463,9 @@ static const struct file_operations file_ops_common_write = { #define RTL_DEBUGFS_ADD_CORE(name, mode, fopname) \ do { \ rtl_debug_priv_ ##name.rtlpriv = rtlpriv; \ - if (!debugfs_create_file(#name, mode, \ - parent, &rtl_debug_priv_ ##name, \ - &file_ops_ ##fopname)) \ - pr_err("Unable to initialize debugfs:%s/%s\n", \ - rtlpriv->dbg.debugfs_name, \ - #name); \ + debugfs_create_file(#name, mode, parent, \ + &rtl_debug_priv_ ##name, \ + &file_ops_ ##fopname); \ } while (0) #define RTL_DEBUGFS_ADD(name) \ @@ -486,11 +483,6 @@ void rtl_debug_add_one(struct ieee80211_hw *hw) rtlpriv->dbg.debugfs_dir = debugfs_create_dir(rtlpriv->dbg.debugfs_name, debugfs_topdir); - if (!rtlpriv->dbg.debugfs_dir) { - pr_err("Unable to init debugfs:/%s/%s\n", rtlpriv->cfg->name, - rtlpriv->dbg.debugfs_name); - return; - } parent = rtlpriv->dbg.debugfs_dir; -- 2.20.1