diff mbox series

[net,1/3] wifi: iwlwifi: mei: Fix the NULL vs IS_ERR() bug for debugfs_create_dir()

Message ID 20230831141347.3166988-2-ruanjinjie@huawei.com (mailing list archive)
State New, archived
Headers show
Series wifi: Fix the NULL vs IS_ERR() bugs for debugfs_create_dir() | expand

Commit Message

Jinjie Ruan Aug. 31, 2023, 2:13 p.m. UTC 
Since debugfs_create_dir() returns ERR_PTR and never return NULL, So use
IS_ERR() to check it instead of checking NULL.

Fixes: 4ea7da5fad43 ("iwlwifi: mei: add debugfs hooks")
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
---
 drivers/net/wireless/intel/iwlwifi/mei/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/mei/main.c b/drivers/net/wireless/intel/iwlwifi/mei/main.c
index 1dd9106c6513..d0438f9a9ab8 100644
--- a/drivers/net/wireless/intel/iwlwifi/mei/main.c
+++ b/drivers/net/wireless/intel/iwlwifi/mei/main.c
@@ -1894,7 +1894,7 @@  static void iwl_mei_dbgfs_register(struct iwl_mei *mei)
 {
 	mei->dbgfs_dir = debugfs_create_dir(KBUILD_MODNAME, NULL);
 
-	if (!mei->dbgfs_dir)
+	if (IS_ERR(mei->dbgfs_dir))
 		return;
 
 	debugfs_create_ulong("status", S_IRUSR,