tc: Fix json output for f_u32

Signed-off-by: Takanori Hirano <me@hrntknr.net>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/tc/f_u32.c b/tc/f_u32.c
index 8a24131039066ba1a092f28251cabbbfe053e6b4..59aa4e3a2b507a2c3796535893ec8ba7268c40e8 100644 (file)
--- a/tc/f_u32.c
+++ b/tc/f_u32.c
@@ -1342,7 +1342,7 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
 
                if (sel->flags & (TC_U32_VAROFFSET | TC_U32_OFFSET)) {
                        print_nl();
-                       print_string(PRINT_ANY, NULL, "%s", "    offset ");
+                       print_string(PRINT_FP, NULL, "    offset ", NULL);
                        if (sel->flags & TC_U32_VAROFFSET) {
                                print_hex(PRINT_ANY, "offset_mask", "%04x", ntohs(sel->offmask));
                                print_int(PRINT_ANY, "offset_shift", ">>%d ", sel->offshift);