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path: root/drivers/mtd/ubi/debug.c
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Diffstat (limited to 'drivers/mtd/ubi/debug.c')
-rw-r--r--drivers/mtd/ubi/debug.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c
index 9f957c2d48e9..09d4f8d9d592 100644
--- a/drivers/mtd/ubi/debug.c
+++ b/drivers/mtd/ubi/debug.c
@@ -264,6 +264,9 @@ static struct dentry *dfs_rootdir;
264 */ 264 */
265int ubi_debugfs_init(void) 265int ubi_debugfs_init(void)
266{ 266{
267 if (!IS_ENABLED(DEBUG_FS))
268 return 0;
269
267 dfs_rootdir = debugfs_create_dir("ubi", NULL); 270 dfs_rootdir = debugfs_create_dir("ubi", NULL);
268 if (IS_ERR_OR_NULL(dfs_rootdir)) { 271 if (IS_ERR_OR_NULL(dfs_rootdir)) {
269 int err = dfs_rootdir ? -ENODEV : PTR_ERR(dfs_rootdir); 272 int err = dfs_rootdir ? -ENODEV : PTR_ERR(dfs_rootdir);
@@ -281,7 +284,8 @@ int ubi_debugfs_init(void)
281 */ 284 */
282void ubi_debugfs_exit(void) 285void ubi_debugfs_exit(void)
283{ 286{
284 debugfs_remove(dfs_rootdir); 287 if (IS_ENABLED(DEBUG_FS))
288 debugfs_remove(dfs_rootdir);
285} 289}
286 290
287/* Read an UBI debugfs file */ 291/* Read an UBI debugfs file */
@@ -403,6 +407,9 @@ int ubi_debugfs_init_dev(struct ubi_device *ubi)
403 struct dentry *dent; 407 struct dentry *dent;
404 struct ubi_debug_info *d = ubi->dbg; 408 struct ubi_debug_info *d = ubi->dbg;
405 409
410 if (!IS_ENABLED(DEBUG_FS))
411 return 0;
412
406 n = snprintf(d->dfs_dir_name, UBI_DFS_DIR_LEN + 1, UBI_DFS_DIR_NAME, 413 n = snprintf(d->dfs_dir_name, UBI_DFS_DIR_LEN + 1, UBI_DFS_DIR_NAME,
407 ubi->ubi_num); 414 ubi->ubi_num);
408 if (n == UBI_DFS_DIR_LEN) { 415 if (n == UBI_DFS_DIR_LEN) {
@@ -470,5 +477,6 @@ out:
470 */ 477 */
471void ubi_debugfs_exit_dev(struct ubi_device *ubi) 478void ubi_debugfs_exit_dev(struct ubi_device *ubi)
472{ 479{
473 debugfs_remove_recursive(ubi->dbg->dfs_dir); 480 if (IS_ENABLED(DEBUG_FS))
481 debugfs_remove_recursive(ubi->dbg->dfs_dir);
474} 482}