From 27a2c36c9538c7e5536a1b20fd74f0fc911d7950 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 8 May 2024 05:43:39 +0200 Subject: Merging upstream version 4.19.269. Signed-off-by: Daniel Baumann --- kernel/bpf/syscall.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'kernel/bpf/syscall.c') diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index e940c1f65..02e5bdb82 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -2325,7 +2325,9 @@ static int bpf_task_fd_query(const union bpf_attr *attr, if (attr->task_fd_query.flags != 0) return -EINVAL; + rcu_read_lock(); task = get_pid_task(find_vpid(pid), PIDTYPE_PID); + rcu_read_unlock(); if (!task) return -ENOENT; -- cgit v1.2.3