[PATCH i-g-t v3 3/6] lib/igt_kmod: Stop passing debugfs_dir around

[Lucas De Marchi <lucas.demarchi@intel.com>]

Just open and closes it while getting the list of tests.

Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
---
 lib/igt_kmod.c | 27 ++++++++++++---------------
 1 file changed, 12 insertions(+), 15 deletions(-)

diff --git a/lib/igt_kmod.c b/lib/igt_kmod.c
index 3729a053c..36578aa68 100644
--- a/lib/igt_kmod.c
+++ b/lib/igt_kmod.c
@@ -1038,15 +1038,15 @@ static void kunit_get_tests(struct igt_list_head *tests,
 			    const char *suite,
 			    const char *opts,
 			    const char *debugfs_path,
-			    DIR **debugfs_dir,
 			    struct igt_ktap_results **ktap)
 {
 	struct igt_ktap_result *r, *rn;
 	struct dirent *subdir;
 	unsigned long taints;
+	DIR *debugfs_dir;
 
-	*debugfs_dir = opendir(debugfs_path);
-	if (igt_debug_on(!*debugfs_dir))
+	debugfs_dir = opendir(debugfs_path);
+	if (igt_debug_on(!debugfs_dir))
 		return;
 
 	/*
@@ -1057,21 +1057,23 @@ static void kunit_get_tests(struct igt_list_head *tests,
 	 * we already can do perfectly -- seems to be more safe than extracting
 	 * a free text list of unknown length from /dev/kmsg.
 	 */
-	if (igt_debug_on(!kunit_set_filtering(suite, "module=none", "skip")))
+	if (igt_debug_on(!kunit_set_filtering(suite, "module=none", "skip"))) {
+		closedir(debugfs_dir);
 		return;
+	}
 
 	if (!suite) {
-		seekdir(*debugfs_dir, 2);	/* directory itself and its parent */
+		seekdir(debugfs_dir, 2);	/* directory itself and its parent */
 		errno = 0;
-		igt_skip_on_f(readdir(*debugfs_dir) || errno,
+		igt_skip_on_f(readdir(debugfs_dir) || errno,
 			      "Require empty KUnit debugfs directory\n");
-		rewinddir(*debugfs_dir);
+		rewinddir(debugfs_dir);
 	}
 
 	igt_skip_on(modprobe(tst->kmod, opts));
 	igt_skip_on(igt_kernel_tainted(&taints));
 
-	while (subdir = readdir(*debugfs_dir), subdir) {
+	while (subdir = readdir(debugfs_dir), subdir) {
 		if (!(subdir->d_type & DT_DIR))
 			continue;
 
@@ -1089,8 +1091,7 @@ static void kunit_get_tests(struct igt_list_head *tests,
 			break;
 	}
 
-	closedir(*debugfs_dir);
-	*debugfs_dir = NULL;
+	closedir(debugfs_dir);
 
 	igt_list_for_each_entry_safe(r, rn, tests, link)
 		igt_require_f(r->code == IGT_EXIT_SKIP,
@@ -1197,7 +1198,6 @@ void igt_kunit(const char *module_name, const char *suite, const char *opts)
 	char debugfs_path[PATH_MAX] = { '\0', };
 	struct igt_ktest tst = { .kmsg = -1, };
 	struct igt_ktap_results *ktap = NULL;
-	DIR *debugfs_dir = NULL;
 	char *subtest;
 	IGT_LIST_HEAD(tests);
 
@@ -1244,7 +1244,7 @@ void igt_kunit(const char *module_name, const char *suite, const char *opts)
 	 */
 	igt_subtest_with_dynamic(subtest) {
 		kunit_get_tests(&tests, &tst, suite, opts,
-				debugfs_path, &debugfs_dir, &ktap);
+				debugfs_path, &ktap);
 		__igt_kunit(&tst, subtest, opts, debugfs_path, &tests, &ktap);
 	}
 
@@ -1255,9 +1255,6 @@ void igt_kunit(const char *module_name, const char *suite, const char *opts)
 
 		kunit_results_free(&tests, &suite_name, &case_name);
 
-		if (debugfs_dir)
-			closedir(debugfs_dir);
-
 		igt_ktest_end(&tst);
 	}
 
-- 
2.47.0