From: Jinjie Ruan Date: Tue, 19 Sep 2023 05:06:50 +0000 (+0800) Subject: wifi: rtw88: debug: Fix the NULL vs IS_ERR() bug for debugfs_create_file() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=74f7957c9b1b95553faaf146a2553e023a9d1720;p=linux.git wifi: rtw88: debug: Fix the NULL vs IS_ERR() bug for debugfs_create_file() Since debugfs_create_file() return ERR_PTR and never return NULL, so use IS_ERR() to check it instead of checking NULL. Fixes: e3037485c68e ("rtw88: new Realtek 802.11ac driver") Signed-off-by: Jinjie Ruan Acked-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20230919050651.962694-1-ruanjinjie@huawei.com --- diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c index f8ba133baff06..35bc37a3c469d 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.c +++ b/drivers/net/wireless/realtek/rtw88/debug.c @@ -1233,9 +1233,9 @@ static struct rtw_debugfs_priv rtw_debug_priv_dm_cap = { #define rtw_debugfs_add_core(name, mode, fopname, parent) \ do { \ rtw_debug_priv_ ##name.rtwdev = rtwdev; \ - if (!debugfs_create_file(#name, mode, \ + if (IS_ERR(debugfs_create_file(#name, mode, \ parent, &rtw_debug_priv_ ##name,\ - &file_ops_ ##fopname)) \ + &file_ops_ ##fopname))) \ pr_debug("Unable to initialize debugfs:%s\n", \ #name); \ } while (0)