From: José Expósito jose.exposito89@gmail.com
commit e8b1d7698038e76363859fb47ae0a262080646f5 upstream.
Avoid a memory leak if there is not a CPU port defined.
Fixes: 8d5f7954b7c8 ("net: dsa: felix: break at first CPU port during init and teardown") Addresses-Coverity-ID: 1492897 ("Resource leak") Addresses-Coverity-ID: 1492899 ("Resource leak") Signed-off-by: José Expósito jose.exposito89@gmail.com Reviewed-by: Vladimir Oltean vladimir.oltean@nxp.com Link: https://lore.kernel.org/r/20211209110538.11585-1-jose.exposito89@gmail.com Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/dsa/ocelot/felix.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -290,8 +290,11 @@ static int felix_setup_mmio_filtering(st } }
- if (cpu < 0) + if (cpu < 0) { + kfree(tagging_rule); + kfree(redirect_rule); return -EINVAL; + }
tagging_rule->key_type = OCELOT_VCAP_KEY_ETYPE; *(__be16 *)tagging_rule->key.etype.etype.value = htons(ETH_P_1588);