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-rw-r--r--net/bpfilter/bpfilter_kern.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/bpfilter/bpfilter_kern.c b/net/bpfilter/bpfilter_kern.c
index b64e1649993b..94e88f510c5b 100644
--- a/net/bpfilter/bpfilter_kern.c
+++ b/net/bpfilter/bpfilter_kern.c
@@ -23,9 +23,11 @@ static void shutdown_umh(struct umh_info *info)
if (!info->pid)
return;
- tsk = pid_task(find_vpid(info->pid), PIDTYPE_PID);
- if (tsk)
+ tsk = get_pid_task(find_vpid(info->pid), PIDTYPE_PID);
+ if (tsk) {
force_sig(SIGKILL, tsk);
+ put_task_struct(tsk);
+ }
fput(info->pipe_to_umh);
fput(info->pipe_from_umh);
info->pid = 0;