Use glib memory allocation and free functions

[qemu.git] / hw / xenfb.c

diff --git a/hw/xenfb.c b/hw/xenfb.c
index 1db75fbe49d13536e7e5ab76a02f5103c83e5786..d532d3e898923fddc1b286f07833ca4c0d9cc9db 100644 (file)
--- a/hw/xenfb.c
+++ b/hw/xenfb.c
@@ -347,13 +347,6 @@ static void xenfb_mouse_event(void *opaque,
 
 static int input_init(struct XenDevice *xendev)
 {
-    struct XenInput *in = container_of(xendev, struct XenInput, c.xendev);
-
-    if (!in->c.ds) {
-        xen_be_printf(xendev, 1, "ds not set (yet)\n");
-       return -1;
-    }
-
     xenstore_write_be_int(xendev, "feature-abs-pointer", 1);
     return 0;
 }
@@ -367,6 +360,18 @@ static int input_connect(struct XenDevice *xendev)
                              &in->abs_pointer_wanted) == -1)
        in->abs_pointer_wanted = 0;
 
+    if (!in->c.ds) {
+        char *vfb = xenstore_read_str(NULL, "device/vfb");
+        if (vfb == NULL) {
+            /* there is no vfb, run vkbd on its own */
+            in->c.ds = get_displaystate();
+        } else {
+            g_free(vfb);
+            xen_be_printf(xendev, 1, "ds not set (yet)\n");
+            return -1;
+        }
+    }
+
     rc = common_bind(&in->c);
     if (rc != 0)
        return rc;
@@ -478,8 +483,8 @@ static int xenfb_map_fb(struct XenFB *xenfb)
     n_fbdirs = xenfb->fbpages * mode / 8;
     n_fbdirs = (n_fbdirs + (XC_PAGE_SIZE - 1)) / XC_PAGE_SIZE;
 
-    pgmfns = qemu_mallocz(sizeof(unsigned long) * n_fbdirs);
-    fbmfns = qemu_mallocz(sizeof(unsigned long) * xenfb->fbpages);
+    pgmfns = g_malloc0(sizeof(unsigned long) * n_fbdirs);
+    fbmfns = g_malloc0(sizeof(unsigned long) * xenfb->fbpages);
 
     xenfb_copy_mfns(mode, n_fbdirs, pgmfns, pd);
     map = xc_map_foreign_pages(xen_xc, xenfb->c.xendev.dom,
@@ -497,8 +502,8 @@ static int xenfb_map_fb(struct XenFB *xenfb)
     ret = 0; /* all is fine */
 
 out:
-    qemu_free(pgmfns);
-    qemu_free(fbmfns);
+    g_free(pgmfns);
+    g_free(fbmfns);
     return ret;
 }