[PATCH] Remove write-only variable from pktgen_thread

[Pavel Emelyanov <xemul@openvz.org>]

The pktgen_thread.pid is set to current->pid and is never used
after this. So remove this at all.

Found during isolating the explicit pid/tgid usage.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>

---

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 3a3154e..93695c2 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -380,7 +380,6 @@ struct pktgen_thread {
	/* Field for thread to receive "posted" events terminate, stop ifs etc. */

	u32 control;
-	int pid;
	int cpu;

	wait_queue_head_t queue;
@@ -3462,8 +3461,6 @@ static int pktgen_thread_worker(void *ar

	init_waitqueue_head(&t->queue);

-	t->pid = current->pid;
-
	pr_debug("pktgen: starting pktgen/%d:  pid=%d\n", cpu, task_pid_nr(current));

	max_before_softirq = t->max_before_softirq;
-
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