netfilter: nf_ct_sip: Use mod_timer_pending()

timer_del() followed by timer_add() can be replaced by
mod_timer_pending().

Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 5 insertions, 7 deletions

diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c