Adds null check for DisplayStatus (Stefano Stabellini)

Allocate a DisplaySurface in dumb_display_init if none else does it.
The DisplaySurface will be used for the qemu monitor, serial and
parallel ports, etc.

Signed-off-by: Andrew May  <acmay@acmay.homeip.net>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6387 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-01-21 18:58:51 +00:00
parent 7cff316ed9
commit 7da03b1d26

5
vl.c
View File

@ -2778,6 +2778,11 @@ DisplayState *get_displaystate(void)
static void dumb_display_init(void)
{
DisplayState *ds = qemu_mallocz(sizeof(DisplayState));
if (ds == NULL) {
fprintf(stderr, "dumb_display_init: DisplayState allocation failed\n");
exit(1);
}
ds->surface = qemu_create_displaysurface(640, 480, 32, 640 * 4);
register_displaystate(ds);
}