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-rw-r--r--vl.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/vl.c b/vl.c
index 4a7d011661..49778e7399 100644
--- a/vl.c
+++ b/vl.c
@@ -3229,7 +3229,8 @@ int main(int argc, char **argv, char **envp)
if (*p == 'x') {
p++;
depth = strtol(p, (char **)&p, 10);
- if (depth != 8 && depth != 15 && depth != 16 &&
+ if (depth != 1 && depth != 2 && depth != 4 &&
+ depth != 8 && depth != 15 && depth != 16 &&
depth != 24 && depth != 32)
goto graphic_error;
} else if (*p == '\0') {