From: Łukasz Stelmach <l.stelmach@samsung.com>
Date: Mon, 22 Nov 2021 09:03:00 +0000 (+0100)
Subject: kdbus: drop collected mounts
X-Git-Tag: accepted/tizen/6.5/unified/20211125.211636~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=be5781a07d48f8fd62633310fea57963aea1595d;p=platform%2Fkernel%2Flinux-rpi.git

kdbus: drop collected mounts

According to commit 8aec08094570 ("[PATCH] new helpers - collect_mounts()
and release_collected_mounts()") collect_mounts() needs to be followed
by drop_collected_mounts().

Change-Id: Ib00219da5dbe3ae5aad56d967bd8441ac46746d4
Fixes: c86613173f35 ("kdbus: read hide_pid and pid_gid from mounted proc")
Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
---

diff --git a/ipc/kdbus/metadata.c b/ipc/kdbus/metadata.c
index bdf8253..274a419 100644
--- a/ipc/kdbus/metadata.c
+++ b/ipc/kdbus/metadata.c
@@ -1237,6 +1237,7 @@ static unsigned int kdbus_proc_permission(const struct pid *req_pid,
 
 	ret = KDBUS_META_PROC_NONE;
 out:
+	drop_collected_mounts(root_mnt);
 	put_task_struct(task);
 	return ret;
 }