font: check FT_Get_Postscript_Name return value for NULL

libass · Oct 22, 2015 · a200f77 · a200f77
1 parent ef19a23
commit a200f77
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/libass/ass_font.c b/libass/ass_font.c
@@ -201,7 +201,9 @@ static int add_face(ASS_FontSelector *fontsel, ASS_Font *font, uint32_t ch)
                     return -1;
                 }
 
-                if (strcmp(FT_Get_Postscript_Name(face), postscript_name) == 0)
+                const char *face_psname = FT_Get_Postscript_Name(face);
+                if (face_psname != NULL &&
+                    strcmp(face_psname, postscript_name) == 0)
                     break;
             }
         }