45 lines
1.2 KiB
Diff
45 lines
1.2 KiB
Diff
http://git.qemu.org/?p=qemu.git;a=patch;h=8409dc884a201bf74b30a9d232b6bbdd00cb7e2b
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this patch is from qemu-git.
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From 8409dc884a201bf74b30a9d232b6bbdd00cb7e2b Mon Sep 17 00:00:00 2001
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From: Li Qiang <liqiang6-s@360.cn>
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Date: Wed, 4 Jan 2017 00:43:16 -0800
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Subject: [PATCH] serial: fix memory leak in serial exit
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The serial_exit_core function doesn't free some resources.
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This can lead memory leak when hotplug and unplug. This
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patch avoid this.
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Signed-off-by: Li Qiang <liqiang6-s@360.cn>
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Message-Id: <586cb5ab.f31d9d0a.38ac3.acf2@mx.google.com>
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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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---
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hw/char/serial.c | 10 ++++++++++
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1 file changed, 10 insertions(+)
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diff --git a/hw/char/serial.c b/hw/char/serial.c
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index ffbacd8227..67b18eda12 100644
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--- a/hw/char/serial.c
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+++ b/hw/char/serial.c
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@@ -906,6 +906,16 @@ void serial_realize_core(SerialState *s, Error **errp)
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void serial_exit_core(SerialState *s)
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{
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qemu_chr_fe_deinit(&s->chr);
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+
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+ timer_del(s->modem_status_poll);
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+ timer_free(s->modem_status_poll);
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+
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+ timer_del(s->fifo_timeout_timer);
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+ timer_free(s->fifo_timeout_timer);
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+
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+ fifo8_destroy(&s->recv_fifo);
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+ fifo8_destroy(&s->xmit_fifo);
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+
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qemu_unregister_reset(serial_reset, s);
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}
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--
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2.11.0
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