5.4-stable review patch. If anyone has any objections, please let me know.
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From: Jinjie Ruan ruanjinjie@huawei.com
[ Upstream commit 74f7957c9b1b95553faaf146a2553e023a9d1720 ]
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 ruanjinjie@huawei.com Acked-by: Ping-Ke Shih pkshih@realtek.com Signed-off-by: Kalle Valo kvalo@kernel.org Link: https://lore.kernel.org/r/20230919050651.962694-1-ruanjinjie@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/realtek/rtw88/debug.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c index 5a906101498d9..12d81ad8b7023 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.c +++ b/drivers/net/wireless/realtek/rtw88/debug.c @@ -658,9 +658,9 @@ static struct rtw_debugfs_priv rtw_debug_priv_rsvd_page = { #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)