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migration/multifd: Fix leaking of Error in TLS error flow

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If there is an error in multifd TLS handshake task,
multifd_tls_outgoing_handshake() retrieves the error with
qio_task_propagate_error() but never frees it.

Fix it by freeing the obtained Error.

In addition, the error is not reported at all, so report it with
migrate_set_error().

Fixes: 2964714015 ("migration/tls: add support for multifd tls-handshake")
Signed-off-by: Avihai Horon <avihaih@nvidia.com>
Reviewed-by: Fabiano Rosas <farosas@suse.de>
Link: https://lore.kernel.org/r/20231231093016.14204-8-avihaih@nvidia.com
Signed-off-by: Peter Xu <peterx@redhat.com>
This commit is contained in:
Avihai Horon 2023-12-31 11:30:12 +02:00 committed by Peter Xu
parent a4395f5d3c
commit 6ae208ce96
1 changed files with 2 additions and 0 deletions
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2
migration/multifd.c
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@ -787,6 +787,7 @@ static void multifd_tls_outgoing_handshake(QIOTask *task,
trace_multifd_tls_outgoing_handshake_error(ioc, error_get_pretty(err));
migrate_set_error(migrate_get_current(), err);
/*
* Error happen, mark multifd_send_thread status as 'quit' although it
* is not created, and then tell who pay attention to me.
@ -794,6 +795,7 @@ static void multifd_tls_outgoing_handshake(QIOTask *task,
p->quit = true;
qemu_sem_post(&multifd_send_state->channels_ready);
qemu_sem_post(&p->sem_sync);
error_free(err);
}
static void *multifd_tls_handshake_thread(void *opaque)