font.c: set null dimensions on null str

2022-07-02 04:50:50 +02:00 · 2022-07-02 04:50:50 +02:00 · bebf6d6b5f
parent 7bc58ab0e6
commit bebf6d6b5f
1 changed files with 11 additions and 0 deletions
--- a/src/font/src/font.c
+++ b/src/font/src/font.c
@ -9,6 +9,17 @@ static int renderstr(const enum font f, const short x, short y,
    const char *str, const bool render, short *const max_x,
    short *const max_y)
 {
+    if (!str)
+    {
+        if (max_x)
+            *max_x = 0;
+
+        if (max_y)
+            *max_y = 0;
+
+        return 0;
+    }
+
    static const struct cfg
    {
        const struct sprite *s;