[PATCH 25/26] trace: avoid pointless cred reference count bump

Christian Brauner posted 26 patches 1 year, 2 months ago
There is a newer version of this series
[PATCH 25/26] trace: avoid pointless cred reference count bump
Posted by Christian Brauner 1 year, 2 months ago
No need for the extra reference count bump.

Signed-off-by: Christian Brauner <brauner@kernel.org>
---
 kernel/trace/trace_events_user.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/trace/trace_events_user.c b/kernel/trace/trace_events_user.c
index c54ae15f425c2c1dad3f8c776027beca2f00a0a5..1ec83a4f19ac038a8580391c291653ab822ce664 100644
--- a/kernel/trace/trace_events_user.c
+++ b/kernel/trace/trace_events_user.c
@@ -1469,7 +1469,7 @@ static int user_event_set_call_visible(struct user_event *user, bool visible)
 	 */
 	cred->fsuid = GLOBAL_ROOT_UID;
 
-	old_cred = override_creds(get_new_cred(cred));
+	old_cred = override_creds(cred);
 
 	if (visible)
 		ret = trace_add_event_call(&user->call);
@@ -1477,7 +1477,6 @@ static int user_event_set_call_visible(struct user_event *user, bool visible)
 		ret = trace_remove_event_call(&user->call);
 
 	put_cred(revert_creds(old_cred));
-	put_cred(cred);
 
 	return ret;
 }

-- 
2.45.2