[PATCH 4/7] staging: wilc1000: linux_mon.c: replaces PRINT_ER with netdev_err
Leo Kim
leo.kim at atmel.com
Mon Feb 1 02:11:22 UTC 2016
This patches replaces PRINT_ER with netdev_err.
Removes unnecessary debug logs as well.
Signed-off-by: Leo Kim <leo.kim at atmel.com>
---
drivers/staging/wilc1000/linux_mon.c | 38 ++++++++++++------------------------
1 file changed, 12 insertions(+), 26 deletions(-)
diff --git a/drivers/staging/wilc1000/linux_mon.c b/drivers/staging/wilc1000/linux_mon.c
index e550027..99f4ba3b 100644
--- a/drivers/staging/wilc1000/linux_mon.c
+++ b/drivers/staging/wilc1000/linux_mon.c
@@ -169,24 +169,18 @@ static int mon_mgmt_tx(struct net_device *dev, const u8 *buf, size_t len)
{
struct tx_complete_mon_data *mgmt_tx = NULL;
- if (dev == NULL) {
- PRINT_D(HOSTAPD_DBG, "ERROR: dev == NULL\n");
+ if (!dev)
return -EFAULT;
- }
netif_stop_queue(dev);
mgmt_tx = kmalloc(sizeof(struct tx_complete_mon_data), GFP_ATOMIC);
- if (mgmt_tx == NULL) {
- PRINT_ER("Failed to allocate memory for mgmt_tx structure\n");
+ if (!mgmt_tx)
return -EFAULT;
- }
mgmt_tx->buff = kmalloc(len, GFP_ATOMIC);
- if (mgmt_tx->buff == NULL) {
- PRINT_ER("Failed to allocate memory for mgmt_tx buff\n");
+ if (!mgmt_tx->buff) {
kfree(mgmt_tx);
return -EFAULT;
-
}
mgmt_tx->size = len;
@@ -221,18 +215,13 @@ static netdev_tx_t WILC_WFI_mon_xmit(struct sk_buff *skb,
return -EFAULT;
mon_priv = netdev_priv(wilc_wfi_mon);
-
- if (mon_priv == NULL) {
- PRINT_ER("Monitor interface private structure is NULL\n");
+ if (!mon_priv)
return -EFAULT;
- }
-
rtap_len = ieee80211_get_radiotap_len(skb->data);
- if (skb->len < rtap_len) {
- PRINT_ER("Error in radiotap header\n");
+ if (skb->len < rtap_len)
return -1;
- }
+
/* skip the radiotap header */
PRINT_INFO(HOSTAPD_DBG, "Radiotap len: %d\n", rtap_len);
@@ -292,7 +281,9 @@ static netdev_tx_t WILC_WFI_mon_xmit(struct sk_buff *skb,
/* if source address and bssid fields are equal>>Mac header */
/*send it to mgmt frames handler */
if (!(memcmp(srcAdd, bssid, 6))) {
- mon_mgmt_tx(mon_priv->real_ndev, skb->data, skb->len);
+ ret = mon_mgmt_tx(mon_priv->real_ndev, skb->data, skb->len);
+ if (ret)
+ netdev_err(dev, "fail to mgmt tx\n");
dev_kfree_skb(skb);
} else
ret = wilc_mac_xmit(skb, mon_priv->real_ndev);
@@ -327,12 +318,9 @@ struct net_device *WILC_WFI_init_mon_interface(const char *name, struct net_devi
}
wilc_wfi_mon = alloc_etherdev(sizeof(struct WILC_WFI_mon_priv));
- if (!wilc_wfi_mon) {
- PRINT_ER("failed to allocate memory\n");
+ if (!wilc_wfi_mon)
return NULL;
- }
-
wilc_wfi_mon->type = ARPHRD_IEEE80211_RADIOTAP;
strncpy(wilc_wfi_mon->name, name, IFNAMSIZ);
wilc_wfi_mon->name[IFNAMSIZ - 1] = 0;
@@ -340,14 +328,12 @@ struct net_device *WILC_WFI_init_mon_interface(const char *name, struct net_devi
ret = register_netdevice(wilc_wfi_mon);
if (ret) {
- PRINT_ER(" register_netdevice failed (%d)\n", ret);
+ netdev_err(real_dev, "register_netdevice failed\n");
return NULL;
}
priv = netdev_priv(wilc_wfi_mon);
- if (priv == NULL) {
- PRINT_ER("private structure is NULL\n");
+ if (!priv)
return NULL;
- }
priv->real_ndev = real_dev;
--
1.9.1
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