locale.c: Fix memory leak.

I spotted this in code review.  I didn't add a test for it, because to
expose the much more serious bug fixed by the previous commit, I had to
temporarily change the C code to force these extremely
unlikely-to-be-taken branches to execute.

1 files changed, 1 insertions, 0 deletions

diff --git a/locale.c b/locale.c
index 8fec798445..e25a789a9a 100644
--- a/locale.c
+++ b/locale.c
@@ -400,6 +400,7 @@ Perl_new_ctype(pTHX_ const char *newctype)
                 /* The '0' below suppresses a bogus gcc compiler warning */
                 Perl_warner(aTHX_ packWARN(WARN_LOCALE), SvPVX(PL_warn_locale), 0);
                 setlocale(LC_CTYPE, badlocale);
+                Safefree(badlocale);
                 SvREFCNT_dec_NN(PL_warn_locale);
                 PL_warn_locale = NULL;
             }