tests: fs: littlefs: Add fs_file_t type variable initializations

The commit adds initializations of fs_file_t variables in preparation
for fs_open function change that will require fs_file_t object, passed
to the function, to be initialized before first usage.

Signed-off-by: Dominik Ermel <[email protected]>

Author: de-nordic

tests/subsys/fs/littlefs/src/test_lfs_basic.c

@@ -77,6 +77,7 @@ static int create_write_hello(const struct fs_mount_t *mp)
 	struct testfs_path path;
 	struct fs_file_t file;
 
+	fs_file_t_init(&file);
 	TC_PRINT("creating and writing file\n");
 
 	zassert_equal(fs_open(&file,
@@ -144,6 +145,7 @@ static int verify_hello(const struct fs_mount_t *mp)
 	struct testfs_path path;
 	struct fs_file_t file;
 
+	fs_file_t_init(&file);
 	TC_PRINT("opening and verifying file\n");
 
 	zassert_equal(fs_open(&file,
@@ -175,6 +177,7 @@ static int seek_within_hello(const struct fs_mount_t *mp)
 	struct testfs_path path;
 	struct fs_file_t file;
 
+	fs_file_t_init(&file);
 	TC_PRINT("seek and tell in file\n");
 
 	zassert_equal(fs_open(&file,
@@ -242,6 +245,7 @@ static int truncate_hello(const struct fs_mount_t *mp)
 	struct testfs_path path;
 	struct fs_file_t file;
 
+	fs_file_t_init(&file);
 	TC_PRINT("truncate in file\n");
 
 	zassert_equal(fs_open(&file,
@@ -332,6 +336,7 @@ static int sync_goodbye(const struct fs_mount_t *mp)
 	struct testfs_path path;
 	struct fs_file_t file;
 
+	fs_file_t_init(&file);
 	TC_PRINT("sync goodbye\n");
 
 	zassert_equal(fs_open(&file,
@@ -395,6 +400,7 @@ static int verify_goodbye(const struct fs_mount_t *mp)
 	struct testfs_path path;
 	struct fs_file_t file;
 
+	fs_file_t_init(&file);
 	TC_PRINT("verify goodbye\n");
 
 	zassert_equal(fs_open(&file,

tests/subsys/fs/littlefs/src/test_lfs_dirops.c

@@ -62,6 +62,7 @@ static int check_mkdir(struct fs_mount_t *mp)
 	struct fs_file_t file;
 	struct testfs_path fpath;
 
+	fs_file_t_init(&file);
 	zassert_equal(fs_open(&file,
 			      testfs_path_extend(testfs_path_copy(&fpath,
 								  &dpath),

tests/subsys/fs/littlefs/src/test_lfs_perf.c

@@ -36,6 +36,7 @@ static int write_read(const char *tag,
 	int rc;
 	int rv = TC_FAIL;
 
+	fs_file_t_init(&file);
 	TC_PRINT("clearing %s for %s write/read test\n",
 		 mp->mnt_point, tag);
 	if (testfs_lfs_wipe_partition(mp) != TC_PASS) {

tests/subsys/fs/littlefs/src/testfs_mount_flags.c

@@ -26,6 +26,7 @@ void test_fs_mount_flags(void)
 	int ret = 0;
 	struct fs_file_t fs;
 
+	fs_file_t_init(&fs);
 	cleanup(mp);
 
 	/* Test FS_MOUNT_FLAG_NO_FORMAT flag */

tests/subsys/fs/littlefs/src/testfs_util.c

@@ -232,6 +232,7 @@ int testfs_build(struct testfs_path *root,
 		if (TESTFS_BCMD_IS_FILE(cp)) {
 			struct fs_file_t file;
 
+			fs_file_t_init(&file);
 			rc = fs_open(&file,
 				     testfs_path_extend(root,
 							cp->name,
@@ -296,6 +297,7 @@ static int check_layout_entry(struct testfs_path *pp,
 	if (statp->type == FS_DIR_ENTRY_FILE) {
 		struct fs_file_t file;
 
+		fs_file_t_init(&file);
 		rc = fs_open(&file, pp->path, FS_O_CREATE | FS_O_RDWR);
 		if (rc < 0) {
 			TC_PRINT("%s: content check open failed: %d\n",