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rng: move request queue cleanup from RngEgd to RngBackend

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RngBackend is now in charge of cleaning up the linked list on
instance finalization. It also exposes a function to finalize
individual RngRequest instances, called by its child classes.

Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Message-Id: <1456994238-9585-4-git-send-email-lprosek@redhat.com>
Signed-off-by: Amit Shah <amit.shah@redhat.com>
This commit is contained in:
Ladi Prosek
2016-03-03 09:37:17 +01:00
committed by Amit Shah
parent 74074e8a7c
commit 9f14b0add1
3 changed files with 45 additions and 24 deletions
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25
backends/rng-egd.c
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@@ -58,12 +58,6 @@ static void rng_egd_request_entropy(RngBackend *b, size_t size,
s->parent.requests = g_slist_append(s->parent.requests, req);
}
static void rng_egd_free_request(RngRequest *req)
{
g_free(req->data);
g_free(req);
}
static int rng_egd_chr_can_read(void *opaque)
{
RngEgd *s = RNG_EGD(opaque);
@@ -93,28 +87,13 @@ static void rng_egd_chr_read(void *opaque, const uint8_t *buf, int size)
size -= len;
if (req->offset == req->size) {
s->parent.requests = g_slist_remove_link(s->parent.requests,
s->parent.requests);
req->receive_entropy(req->opaque, req->data, req->size);
rng_egd_free_request(req);
rng_backend_finalize_request(&s->parent, req);
}
}
}
static void rng_egd_free_requests(RngEgd *s)
{
GSList *i;
for (i = s->parent.requests; i; i = i->next) {
rng_egd_free_request(i->data);
}
g_slist_free(s->parent.requests);
s->parent.requests = NULL;
}
static void rng_egd_opened(RngBackend *b, Error **errp)
{
RngEgd *s = RNG_EGD(b);
@@ -183,8 +162,6 @@ static void rng_egd_finalize(Object *obj)
}
g_free(s->chr_name);
rng_egd_free_requests(s);
}
static void rng_egd_class_init(ObjectClass *klass, void *data)