[PATCH 3/3] fs: dlm: Remove some useless memset()

From: Christophe JAILLET
Date: Fri Sep 22 2023 - 13:32:19 EST


There is no need to clear the buffer used to build the file name.

snprintf() already guarantees that it is NULL terminated and such a
(useless) precaution was not done for the first string (i.e
ls_debug_rsb_dentry)

So, save a few LoC.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
fs/dlm/debug_fs.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/fs/dlm/debug_fs.c b/fs/dlm/debug_fs.c
index c93359ceaae6..42f332f46359 100644
--- a/fs/dlm/debug_fs.c
+++ b/fs/dlm/debug_fs.c
@@ -986,7 +986,6 @@ void dlm_create_debug_file(struct dlm_ls *ls)

/* format 2 */

- memset(name, 0, sizeof(name));
snprintf(name, sizeof(name), "%s_locks", ls->ls_name);

ls->ls_debug_locks_dentry = debugfs_create_file(name,
@@ -997,7 +996,6 @@ void dlm_create_debug_file(struct dlm_ls *ls)

/* format 3 */

- memset(name, 0, sizeof(name));
snprintf(name, sizeof(name), "%s_all", ls->ls_name);

ls->ls_debug_all_dentry = debugfs_create_file(name,
@@ -1008,7 +1006,6 @@ void dlm_create_debug_file(struct dlm_ls *ls)

/* format 4 */

- memset(name, 0, sizeof(name));
snprintf(name, sizeof(name), "%s_toss", ls->ls_name);

ls->ls_debug_toss_dentry = debugfs_create_file(name,
@@ -1017,7 +1014,6 @@ void dlm_create_debug_file(struct dlm_ls *ls)
ls,
&format4_fops);

- memset(name, 0, sizeof(name));
snprintf(name, sizeof(name), "%s_waiters", ls->ls_name);

ls->ls_debug_waiters_dentry = debugfs_create_file(name,
@@ -1028,7 +1024,6 @@ void dlm_create_debug_file(struct dlm_ls *ls)

/* format 5 */

- memset(name, 0, sizeof(name));
snprintf(name, sizeof(name), "%s_queued_asts", ls->ls_name);

ls->ls_debug_queued_asts_dentry = debugfs_create_file(name,
--
2.34.1