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authorLaurent Vivier <lvivier@redhat.com>2022-10-21 11:09:10 +0200
committerJason Wang <jasowang@redhat.com>2022-10-28 13:28:52 +0800
commit53b85d9574f3c162c0aadbd988f95e207d4c6e31 (patch)
treef724d093bc7df351de0f1cb2948609c38cb12127 /net/net.c
parentf3eedcddba36dddfb7769a8c96a0f710e894ffc0 (diff)
downloadfocaccia-qemu-53b85d9574f3c162c0aadbd988f95e207d4c6e31.tar.gz
focaccia-qemu-53b85d9574f3c162c0aadbd988f95e207d4c6e31.zip
net: introduce qemu_set_info_str() function
Embed the setting of info_str in a function.

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'net/net.c')
-rw-r--r--net/net.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/net/net.c b/net/net.c
index 128a90f1fd..f29a59cd7f 100644
--- a/net/net.c
+++ b/net/net.c
@@ -141,13 +141,20 @@ char *qemu_mac_strdup_printf(const uint8_t *macaddr)
                            macaddr[3], macaddr[4], macaddr[5]);
 }
 
+void qemu_set_info_str(NetClientState *nc, const char *fmt, ...)
+{
+    va_list ap;
+
+    va_start(ap, fmt);
+    vsnprintf(nc->info_str, sizeof(nc->info_str), fmt, ap);
+    va_end(ap);
+}
+
 void qemu_format_nic_info_str(NetClientState *nc, uint8_t macaddr[6])
 {
-    snprintf(nc->info_str, sizeof(nc->info_str),
-             "model=%s,macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
-             nc->model,
-             macaddr[0], macaddr[1], macaddr[2],
-             macaddr[3], macaddr[4], macaddr[5]);
+    qemu_set_info_str(nc, "model=%s,macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
+                      nc->model, macaddr[0], macaddr[1], macaddr[2],
+                      macaddr[3], macaddr[4], macaddr[5]);
 }
 
 static int mac_table[256] = {0};