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authorAndrii Vladyka <tulup@mail.ru>2017-10-18 16:23:45 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-20 14:42:50 +0200
commitb2b41718b6b498754ccc6b2dd993d76f6c33ac93 (patch)
tree05267fb2802d03f81592de8ab346b654af5227c0 /drivers/staging/gdm724x
parentd67dc3a40278569c2c6f0e6acddf0bfe06af9e6a (diff)
staging: gdm724x: fix return codes in gdm_lte
fix return codes in gdm_lte in gdm724x driver Signed-off-by: Andrii Vladyka <tulup@mail.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/gdm724x')
-rw-r--r--drivers/staging/gdm724x/gdm_lte.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/staging/gdm724x/gdm_lte.c b/drivers/staging/gdm724x/gdm_lte.c
index 066b14ecc366..0527b0d1c1d0 100644
--- a/drivers/staging/gdm724x/gdm_lte.c
+++ b/drivers/staging/gdm724x/gdm_lte.c
@@ -246,13 +246,13 @@ static int gdm_lte_emulate_ndp(struct sk_buff *skb_in, u32 nic_type)
if (ntohs(((struct ethhdr *)skb_in->data)->h_proto) == ETH_P_8021Q) {
memcpy(&vlan_eth, skb_in->data, sizeof(struct vlan_ethhdr));
if (ntohs(vlan_eth.h_vlan_encapsulated_proto) != ETH_P_IPV6)
- return -1;
+ return -EPROTONOSUPPORT;
mac_header_data = &vlan_eth;
mac_header_len = VLAN_ETH_HLEN;
} else {
memcpy(&eth, skb_in->data, sizeof(struct ethhdr));
if (ntohs(eth.h_proto) != ETH_P_IPV6)
- return -1;
+ return -EPROTONOSUPPORT;
mac_header_data = &eth;
mac_header_len = ETH_HLEN;
}
@@ -260,13 +260,13 @@ static int gdm_lte_emulate_ndp(struct sk_buff *skb_in, u32 nic_type)
/* Check if this is IPv6 ICMP packet */
ipv6_in = (struct ipv6hdr *)(skb_in->data + mac_header_len);
if (ipv6_in->version != 6 || ipv6_in->nexthdr != IPPROTO_ICMPV6)
- return -1;
+ return -EPROTONOSUPPORT;
/* Check if this is NDP packet */
icmp6_in = (struct icmp6hdr *)(skb_in->data + mac_header_len +
sizeof(struct ipv6hdr));
if (icmp6_in->icmp6_type == NDISC_ROUTER_SOLICITATION) { /* Check RS */
- return -1;
+ return -EPROTONOSUPPORT;
} else if (icmp6_in->icmp6_type == NDISC_NEIGHBOUR_SOLICITATION) {
/* Check NS */
u8 icmp_na[sizeof(struct icmp6hdr) +
@@ -310,7 +310,7 @@ static int gdm_lte_emulate_ndp(struct sk_buff *skb_in, u32 nic_type)
icmp6_out.icmp6_cksum = icmp6_checksum(&ipv6_out,
(u16 *)icmp_na, sizeof(icmp_na));
} else {
- return -1;
+ return -EINVAL;
}
/* Fill the destination mac with source mac of the received packet */
@@ -417,7 +417,7 @@ static int gdm_lte_tx(struct sk_buff *skb, struct net_device *dev)
nic_type = gdm_lte_tx_nic_type(dev, skb);
if (nic_type == 0) {
netdev_err(dev, "tx - invalid nic_type\n");
- return -1;
+ return -EMEDIUMTYPE;
}
if (nic_type & NIC_TYPE_ARP) {
@@ -544,7 +544,7 @@ int gdm_lte_event_init(void)
}
pr_err("event init failed\n");
- return -1;
+ return -ENODATA;
}
void gdm_lte_event_exit(void)