initialize 'c'

diff --git a/src/lib/unlang/xlat_expr.c b/src/lib/unlang/xlat_expr.c
index 8250c3397e70adb91abb3e9bf9ed3cf254687af2..362e1a1092e8bf2a6e5648167d5704d8359ad8e6 100644 (file)
--- a/src/lib/unlang/xlat_expr.c
+++ b/src/lib/unlang/xlat_expr.c
@@ -1478,7 +1478,7 @@ static ssize_t tokenize_unary(xlat_exp_head_t *head, xlat_exp_t **out, fr_sbuff_
        xlat_t                  *func = NULL;
        char const              *fmt = NULL;
        fr_sbuff_t              our_in = FR_SBUFF(in);
-       char                    c;
+       char                    c = '\0';
 
        XLAT_DEBUG("UNARY <-- %pV", fr_box_strvalue_len(fr_sbuff_current(in), fr_sbuff_remaining(in)));