From a1d2db08d8421793130c59dcd54631a7425686fb Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 26 May 2014 10:36:35 +0200
Subject: [PATCH 1/2] console: kill MAX_CONSOLES, alloc consoles dynamically

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 ui/console.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/ui/console.c b/ui/console.c
index 2ce55a69d090..b5dac64125ca 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -30,7 +30,6 @@
 #include "trace.h"
 
 #define DEFAULT_BACKSCROLL 512
-#define MAX_CONSOLES 12
 #define CONSOLE_CURSOR_PERIOD 500
 
 typedef struct TextAttributes {
@@ -173,7 +172,7 @@ struct DisplayState {
 
 static DisplayState *display_state;
 static QemuConsole *active_console;
-static QemuConsole *consoles[MAX_CONSOLES];
+static QemuConsole **consoles;
 static int nb_consoles = 0;
 static bool cursor_visible_phase;
 static QEMUTimer *cursor_timer;
@@ -983,9 +982,6 @@ void console_select(unsigned int index)
     DisplayChangeListener *dcl;
     QemuConsole *s;
 
-    if (index >= MAX_CONSOLES)
-        return;
-
     trace_console_select(index);
     s = qemu_console_lookup_by_index(index);
     if (s) {
@@ -1191,9 +1187,6 @@ static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
     QemuConsole *s;
     int i;
 
-    if (nb_consoles >= MAX_CONSOLES)
-        return NULL;
-
     obj = object_new(TYPE_QEMU_CONSOLE);
     s = QEMU_CONSOLE(obj);
     s->head = head;
@@ -1211,6 +1204,8 @@ static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
     }
     s->ds = ds;
     s->console_type = console_type;
+
+    consoles = g_realloc(consoles, sizeof(*consoles) * (nb_consoles+1));
     if (console_type != GRAPHIC_CONSOLE) {
         s->index = nb_consoles;
         consoles[nb_consoles++] = s;
@@ -1634,7 +1629,7 @@ QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
 
 QemuConsole *qemu_console_lookup_by_index(unsigned int index)
 {
-    if (index >= MAX_CONSOLES) {
+    if (index >= nb_consoles) {
         return NULL;
     }
     return consoles[index];

From 333cb18ff4aaf249b2e81a376bee2b15370f4784 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 2 Jun 2014 14:07:18 +0200
Subject: [PATCH 2/2] console: fix -vga none -sdl crash

Call get_alloc_displaystate() for proper initialization
instead of allocating with g_new().

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 ui/console.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/ui/console.c b/ui/console.c
index b5dac64125ca..7dc4c1414ce5 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -1580,10 +1580,7 @@ DisplayState *init_displaystate(void)
     gchar *name;
     int i;
 
-    if (!display_state) {
-        display_state = g_new0(DisplayState, 1);
-    }
-
+    get_alloc_displaystate();
     for (i = 0; i < nb_consoles; i++) {
         if (consoles[i]->console_type != GRAPHIC_CONSOLE &&
             consoles[i]->ds == NULL) {