lib: fix the NULL vs IS_ERR() bug for debugfs_create_dir()

debugfs_create_dir() returns error pointers. It never returns NULL. So use IS_ERR() to check it. Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Yang Ruibin <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
kdave · Sep 2, 2024 · 38676d9 · 38676d9
1 parent fb54ea1
commit 38676d9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/test_fpu_glue.c b/lib/test_fpu_glue.c
@@ -42,7 +42,7 @@ static int __init test_fpu_init(void)
 		return -EINVAL;
 
 	selftest_dir = debugfs_create_dir("selftest_helpers", NULL);
-	if (!selftest_dir)
+	if (IS_ERR(selftest_dir))
 		return -ENOMEM;
 
 	debugfs_create_file_unsafe("test_fpu", 0444, selftest_dir, NULL,