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[Qemu-devel] [PATCH] check for active_console before using it
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH] check for active_console before using it |
Date: |
Thu, 20 May 2010 15:23:06 +0200 |
Other vga_hw_* functions do the same.
Fixes a segmentation fault. Trigger: boot with -nodefaults,
then connect via vnc.
Signed-off-by: Gerd Hoffmann <address@hidden>
---
console.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/console.c b/console.c
index 7070b1b..4c42b28 100644
--- a/console.c
+++ b/console.c
@@ -167,7 +167,7 @@ void vga_hw_update(void)
void vga_hw_invalidate(void)
{
- if (active_console->hw_invalidate)
+ if (active_console && active_console->hw_invalidate)
active_console->hw_invalidate(active_console->hw);
}
--
1.6.6.1