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[Qemu-devel] [PULL 2/3] hw: ccid-card-emulated: introduce clean_event_no
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PULL 2/3] hw: ccid-card-emulated: introduce clean_event_notifier |
Date: |
Mon, 29 Oct 2018 21:02:49 +0100 |
From: Li Qiang <address@hidden>
Call it in device unrealize function.
Signed-off-by: Li Qiang <address@hidden>
Message-id: address@hidden
Signed-off-by: Gerd Hoffmann <address@hidden>
---
hw/usb/ccid-card-emulated.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/hw/usb/ccid-card-emulated.c b/hw/usb/ccid-card-emulated.c
index 5c8b3c9907..b356edb0f3 100644
--- a/hw/usb/ccid-card-emulated.c
+++ b/hw/usb/ccid-card-emulated.c
@@ -409,6 +409,12 @@ static int init_event_notifier(EmulatedState *card, Error
**errp)
return 0;
}
+static void clean_event_notifier(EmulatedState *card)
+{
+ event_notifier_set_handler(&card->notifier, NULL);
+ event_notifier_cleanup(&card->notifier);
+}
+
#define CERTIFICATES_DEFAULT_DB "/etc/pki/nssdb"
#define CERTIFICATES_ARGS_TEMPLATE\
"db=\"%s\" use_hw=no soft=(,Virtual Reader,CAC,,%s,%s,%s)"
@@ -556,6 +562,7 @@ static void emulated_unrealize(CCIDCardState *base, Error
**errp)
qemu_cond_signal(&card->handle_apdu_cond);
qemu_thread_join(&card->apdu_thread_id);
+ clean_event_notifier(card);
/* threads exited, can destroy all condvars/mutexes */
qemu_cond_destroy(&card->handle_apdu_cond);
qemu_mutex_destroy(&card->handle_apdu_mutex);
--
2.9.3