[PATCH] kconfig: fix memory leak in sym_warn_unmet_dep()

[Masahiro Yamada]

The string allocated in sym_warn_unmet_dep() is never freed, leading
to a memory leak when an unmet dependency is detected.

Fixes: f8f69dc0b4e0 ("kconfig: make unmet dependency warnings readable")
Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
---

 scripts/kconfig/symbol.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 89b84bf8e21f..1521cdf62fce 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -389,6 +389,7 @@ static void sym_warn_unmet_dep(const struct symbol *sym)
 
 	fputs(str_get(&gs), stderr);
 	sym_warnings++;
+	str_free(&gs);
 }
 
 bool sym_dep_errors(void)
-- 
2.43.0