p54: fix a null pointer dereference bug

[openwrt.git] / scripts / config / mconf.c

diff --git a/scripts/config/mconf.c b/scripts/config/mconf.c
index 7403617..8c58b62 100644 (file)
--- a/scripts/config/mconf.c
+++ b/scripts/config/mconf.c
@@ -405,6 +405,7 @@ static void get_symbol_str(struct gstr *r, struct symbol *sym)
                                       sym_get_string_value(sym));
        for_all_prompts(sym, prop)
                get_prompt_str(r, prop);
+
        hit = false;
        for_all_properties(sym, prop, P_SELECT) {
                if (!hit) {
@@ -416,11 +417,29 @@ static void get_symbol_str(struct gstr *r, struct symbol *sym)
        }
        if (hit)
                str_append(r, "\n");
+
+       hit = false;
+       for_all_properties(sym, prop, P_DESELECT) {
+               if (!hit) {
+                       str_append(r, "  Deselects: ");
+                       hit = true;
+               } else
+                       str_printf(r, " && ");
+               expr_gstr_print(prop->expr, r);
+       }
+       if (hit)
+               str_append(r, "\n");
+
        if (sym->rev_dep.expr) {
                str_append(r, "  Selected by: ");
                expr_gstr_print(sym->rev_dep.expr, r);
                str_append(r, "\n");
        }
+       if (sym->rev_dep_inv.expr) {
+               str_append(r, "  Deselected by: ");
+               expr_gstr_print(sym->rev_dep_inv.expr, r);
+               str_append(r, "\n");
+       }
        str_append(r, "\n\n");
 }