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author | Guo Zhi <qtxuning1999@sjtu.edu.cn> | 2022-05-03 17:17:24 +0800 |
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committer | Laurent Vivier <laurent@vivier.eu> | 2022-06-28 10:43:05 +0200 |
commit | 6985d8ede92494f3b791de01e8ee9306eb6d5e4a (patch) | |
tree | e4a75f82828608be40fa42d693105c3899e8ab9d /softmmu/vl.c | |
parent | ad4c7f529a279685da84297773b4ec8080153c2d (diff) | |
download | qemu-6985d8ede92494f3b791de01e8ee9306eb6d5e4a.zip qemu-6985d8ede92494f3b791de01e8ee9306eb6d5e4a.tar.gz qemu-6985d8ede92494f3b791de01e8ee9306eb6d5e4a.tar.bz2 |
vga: avoid crash if no default vga card
QEMU in some arch will crash when executing -vga help command, because
there is no default vga model. Add check to this case and avoid crash.
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/978
Signed-off-by: Guo Zhi <qtxuning1999@sjtu.edu.cn>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Tested-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20220503091724.970009-1-qtxuning1999@sjtu.edu.cn>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'softmmu/vl.c')
-rw-r--r-- | softmmu/vl.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/softmmu/vl.c b/softmmu/vl.c index b247728..3f264d4 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -981,7 +981,8 @@ static void select_vgahw(const MachineClass *machine_class, const char *p) if (vga_interface_available(t) && ti->opt_name) { printf("%-20s %s%s\n", ti->opt_name, ti->name ?: "", - g_str_equal(ti->opt_name, def) ? " (default)" : ""); + (def && g_str_equal(ti->opt_name, def)) ? + " (default)" : ""); } } exit(0); |