diff mbox

[v2,08/12] nbd/server: remove NBDClientNewData

Message ID 20170602150150.258222-9-vsementsov@virtuozzo.com
State New
Headers show

Commit Message

Vladimir Sementsov-Ogievskiy June 2, 2017, 3:01 p.m. UTC 
"co" field of NBDClientNewData has never been used, all the way back to
its declaration in commit 1a6245a5. So let's just use client pointer
instead of extra structure.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
---
 nbd/server.c | 25 +++++++------------------
 1 file changed, 7 insertions(+), 18 deletions(-)
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Patch

diff --git a/nbd/server.c b/nbd/server.c
index 8ac095d6bc..d376563527 100644
--- a/nbd/server.c
+++ b/nbd/server.c
@@ -535,14 +535,8 @@  static int nbd_negotiate_options(NBDClient *client)
     }
 }
 
-typedef struct {
-    NBDClient *client;
-    Coroutine *co;
-} NBDClientNewData;
-
-static coroutine_fn int nbd_negotiate(NBDClientNewData *data)
+static coroutine_fn int nbd_negotiate(NBDClient *client)
 {
-    NBDClient *client = data->client;
     char buf[8 + 8 + 8 + 128];
     int rc;
     const uint16_t myflags = (NBD_FLAG_HAS_FLAGS | NBD_FLAG_SEND_TRIM |
@@ -1268,16 +1262,15 @@  static void nbd_client_receive_next_request(NBDClient *client)
 
 static coroutine_fn void nbd_co_client_start(void *opaque)
 {
-    NBDClientNewData *data = opaque;
-    NBDClient *client = data->client;
+    NBDClient *client = opaque;
     NBDExport *exp = client->exp;
 
     if (exp) {
         nbd_export_get(exp);
     }
-    if (nbd_negotiate(data)) {
+    if (nbd_negotiate(client)) {
         client_close(client);
-        goto out;
+        return;
     }
     qemu_co_mutex_init(&client->send_lock);
 
@@ -1286,9 +1279,6 @@  static coroutine_fn void nbd_co_client_start(void *opaque)
     }
 
     nbd_client_receive_next_request(client);
-
-out:
-    g_free(data);
 }
 
 void nbd_client_new(NBDExport *exp,
@@ -1298,7 +1288,7 @@  void nbd_client_new(NBDExport *exp,
                     void (*close_fn)(NBDClient *))
 {
     NBDClient *client;
-    NBDClientNewData *data = g_new(NBDClientNewData, 1);
+    Coroutine *co;
 
     client = g_malloc0(sizeof(NBDClient));
     client->refcount = 1;
@@ -1314,7 +1304,6 @@  void nbd_client_new(NBDExport *exp,
     object_ref(OBJECT(client->ioc));
     client->close = close_fn;
 
-    data->client = client;
-    data->co = qemu_coroutine_create(nbd_co_client_start, data);
-    qemu_coroutine_enter(data->co);
+    co = qemu_coroutine_create(nbd_co_client_start, client);
+    qemu_coroutine_enter(co);
 }