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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-04-27 09:34:55 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-04-27 09:34:55 +0200
commit96fa72ffb2155dba9ba8c5d282a1ff19ed32f177 (patch)
tree97e3dad8795e54405d450315363d7006bc2c2e35 /fs/proc/root.c
parentfbc35b45f9f6a971341b9462c6e94c257e779fb5 (diff)
parent6a8b55ed4056ea5559ebe4f6a4b247f627870d4c (diff)
Merge 5.7-rc3 into driver-core-next
We need the driver core fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/proc/root.c')
-rw-r--r--fs/proc/root.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 2633f10446c3..cdbe9293ea55 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -196,6 +196,13 @@ static void proc_kill_sb(struct super_block *sb)
if (ns->proc_thread_self)
dput(ns->proc_thread_self);
kill_anon_super(sb);
+
+ /* Make the pid namespace safe for the next mount of proc */
+ ns->proc_self = NULL;
+ ns->proc_thread_self = NULL;
+ ns->pid_gid = GLOBAL_ROOT_GID;
+ ns->hide_pid = 0;
+
put_pid_ns(ns);
}