diff options
| author | Phil Sutter <phil@nwl.cc> | 2021-03-09 12:13:23 +0100 |
|---|---|---|
| committer | Phil Sutter <phil@nwl.cc> | 2021-03-15 12:22:59 +0100 |
| commit | 1f55b4794ad797503d80f51af4adb467206924ed (patch) | |
| tree | 028c6167d38712b8351257f26d5a2e40d85aa989 /src/obj | |
| parent | 5819e46b47c331be01c2f417085c516f3f0aded3 (diff) | |
obj/ct_expect: Fix snprintf buffer length updates
Have to pass shrinking 'remain' variable to consecutive snprintf calls
instead of the unchanged 'len' parameter.
Fixes: c4b6aa09b85d2 ("src: add ct expectation support")
Signed-off-by: Phil Sutter <phil@nwl.cc>
Diffstat (limited to 'src/obj')
| -rw-r--r-- | src/obj/ct_expect.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/obj/ct_expect.c b/src/obj/ct_expect.c index c0bb5ba..0b4eb8f 100644 --- a/src/obj/ct_expect.c +++ b/src/obj/ct_expect.c @@ -159,23 +159,27 @@ static int nftnl_obj_ct_expect_snprintf_default(char *buf, size_t len, struct nftnl_obj_ct_expect *exp = nftnl_obj_data(e); if (e->flags & (1 << NFTNL_OBJ_CT_EXPECT_L3PROTO)) { - ret = snprintf(buf + offset, len, "family %d ", exp->l3proto); + ret = snprintf(buf + offset, remain, + "family %d ", exp->l3proto); SNPRINTF_BUFFER_SIZE(ret, remain, offset); } if (e->flags & (1 << NFTNL_OBJ_CT_EXPECT_L4PROTO)) { - ret = snprintf(buf + offset, len, "protocol %d ", exp->l4proto); + ret = snprintf(buf + offset, remain, + "protocol %d ", exp->l4proto); SNPRINTF_BUFFER_SIZE(ret, remain, offset); } if (e->flags & (1 << NFTNL_OBJ_CT_EXPECT_DPORT)) { - ret = snprintf(buf + offset, len, "dport %d ", exp->dport); + ret = snprintf(buf + offset, remain, + "dport %d ", exp->dport); SNPRINTF_BUFFER_SIZE(ret, remain, offset); } if (e->flags & (1 << NFTNL_OBJ_CT_EXPECT_TIMEOUT)) { - ret = snprintf(buf + offset, len, "timeout %d ", exp->timeout); + ret = snprintf(buf + offset, remain, + "timeout %d ", exp->timeout); SNPRINTF_BUFFER_SIZE(ret, remain, offset); } if (e->flags & (1 << NFTNL_OBJ_CT_EXPECT_SIZE)) { - ret = snprintf(buf + offset, len, "size %d ", exp->size); + ret = snprintf(buf + offset, remain, "size %d ", exp->size); SNPRINTF_BUFFER_SIZE(ret, remain, offset); } |