2024-01-15 04:42:20

by Li kunyu

[permalink] [raw]
Subject: [PATCH] proc: proc_sysctl: Optimize insert_links()

Optimize the err variable assignment location so that the err variable
is manually modified when an error occurs.

Signed-off-by: Li kunyu <[email protected]>
---
fs/proc/proc_sysctl.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index cdda684551599..737071754a6e5 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -1258,13 +1258,14 @@ static int insert_links(struct ctl_table_header *head)
links = new_links(core_parent, head);

spin_lock(&sysctl_lock);
- err = -ENOMEM;
- if (!links)
+ if (!links) {
+ err = -ENOMEM;
goto out;
+ }

- err = 0;
if (get_links(core_parent, head, head->root)) {
kfree(links);
+ err = 0;
goto out;
}

--
2.18.2