On Tuesday, 2 January 2024 08:11:47 CET Markus Elfring wrote: > From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> > Date: Tue, 2 Jan 2024 07:27:45 +0100 > > The kfree() function was called in one case by > the batadv_dat_forward_data() function during error handling > even if the passed variable contained a null pointer. > This issue was detected by using the Coccinelle software. > > * Thus return directly after a batadv_dat_select_candidates() call failed > at the beginning. > > * Delete the label “out” which became unnecessary with this refactoring. > > Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> Acked-by: Sven Eckelmann <sven@xxxxxxxxxxxxx> > --- > net/batman-adv/distributed-arp-table.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c > index 28a939d56090..4c7e85534324 100644 > --- a/net/batman-adv/distributed-arp-table.c > +++ b/net/batman-adv/distributed-arp-table.c > @@ -684,7 +684,7 @@ static bool batadv_dat_forward_data(struct batadv_priv *bat_priv, > > cand = batadv_dat_select_candidates(bat_priv, ip, vid); > if (!cand) > - goto out; > + return ret; > > batadv_dbg(BATADV_DBG_DAT, bat_priv, "DHT_SEND for %pI4\n", &ip); > > @@ -728,7 +728,6 @@ static bool batadv_dat_forward_data(struct batadv_priv *bat_priv, > batadv_orig_node_put(cand[i].orig_node); > } > > -out: > kfree(cand); > return ret; > } > -- > 2.43.0 > >
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