4.5-stable review patch. If anyone has any objections, please let me know. ------------------ From: "xypron.glpk@xxxxxx" <xypron.glpk@xxxxxx> [ Upstream commit 161de2caf68c549c266e571ffba8e2163886fb10 ] Reserved fields should be set to zero to avoid exposing bits from the kernel stack. Signed-off-by: Heinrich Schuchardt <xypron.glpk@xxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -519,6 +519,7 @@ static void nicvf_rcv_queue_config(struc nicvf_config_vlan_stripping(nic, nic->netdev->features); /* Enable Receive queue */ + memset(&rq_cfg, 0, sizeof(struct rq_cfg)); rq_cfg.ena = 1; rq_cfg.tcp_ena = 0; nicvf_queue_reg_write(nic, NIC_QSET_RQ_0_7_CFG, qidx, *(u64 *)&rq_cfg); @@ -551,6 +552,7 @@ void nicvf_cmp_queue_config(struct nicvf qidx, (u64)(cq->dmem.phys_base)); /* Enable Completion queue */ + memset(&cq_cfg, 0, sizeof(struct cq_cfg)); cq_cfg.ena = 1; cq_cfg.reset = 0; cq_cfg.caching = 0; @@ -599,6 +601,7 @@ static void nicvf_snd_queue_config(struc qidx, (u64)(sq->dmem.phys_base)); /* Enable send queue & set queue size */ + memset(&sq_cfg, 0, sizeof(struct sq_cfg)); sq_cfg.ena = 1; sq_cfg.reset = 0; sq_cfg.ldwb = 0; @@ -635,6 +638,7 @@ static void nicvf_rbdr_config(struct nic /* Enable RBDR & set queue size */ /* Buffer size should be in multiples of 128 bytes */ + memset(&rbdr_cfg, 0, sizeof(struct rbdr_cfg)); rbdr_cfg.ena = 1; rbdr_cfg.reset = 0; rbdr_cfg.ldwb = 0; -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html