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* [PATCH v2] staging: ks7010: ks_wlan_net: Use netdev_ or pr_info instead of printk
@ 2016-09-23 21:33 Georgiana Rodica Chelu
  2016-09-25 10:35 ` Greg KH
  0 siblings, 1 reply; 4+ messages in thread
From: Georgiana Rodica Chelu @ 2016-09-23 21:33 UTC (permalink / raw)
  To: outreachy-kernel; +Cc: gregkh

The checkpatch.pl script found the following warning:

WARNING: printk() should include KERN_ facility level

After adding the KERN_ facility level to printk(), the script showed
another warning:

WARNING: Prefer [subsystem eg: netdev]_info([subsystem]dev, ... then
dev_info(dev, ... then pr_info(...  to printk(KERN_INFO ...

The warning is similar for KERN_ERR and KERN_DEBUG. In conclusion,
use netdev_info(), netdev_err() or netdev_dbg() when there is
a netdev device and use pr_info() in the remained cases.

Signed-off-by: Georgiana Rodica Chelu <georgiana.chelu93@gmail.com>
---
Changes in v2:
        - make the commit message more clear
	- replace all the appearances of printk()

 drivers/staging/ks7010/ks_wlan_net.c | 92 ++++++++++++++++++------------------
 1 file changed, 46 insertions(+), 46 deletions(-)

diff --git a/drivers/staging/ks7010/ks_wlan_net.c b/drivers/staging/ks7010/ks_wlan_net.c
index d13a06b..9ef44cc 100644
--- a/drivers/staging/ks7010/ks_wlan_net.c
+++ b/drivers/staging/ks7010/ks_wlan_net.c
@@ -233,9 +233,9 @@ static int ks_wlan_set_freq(struct net_device *dev,
 		/* We should do a better check than that,
 		 * based on the card capability !!! */
 		if ((channel < 1) || (channel > 14)) {
-			printk(KERN_DEBUG
-			       "%s: New channel value of %d is invalid!\n",
-			       dev->name, fwrq->m);
+			netdev_dbg(dev,
+				   "%s: New channel value of %d is invalid!\n",
+				   dev->name, fwrq->m);
 			rc = -EINVAL;
 		} else {
 			/* Yes ! We can set it !!! */
@@ -2671,17 +2671,17 @@ static int ks_wlan_set_sleep_mode(struct net_device *dev,
 
 	if (*uwrq == SLP_SLEEP) {
 		priv->sleep_mode = *uwrq;
-		printk("SET_SLEEP_MODE %d\n", priv->sleep_mode);
+		netdev_info(dev, "SET_SLEEP_MODE %d\n", priv->sleep_mode);
 
 		hostif_sme_enqueue(priv, SME_STOP_REQUEST);
 		hostif_sme_enqueue(priv, SME_SLEEP_REQUEST);
 
 	} else if (*uwrq == SLP_ACTIVE) {
 		priv->sleep_mode = *uwrq;
-		printk("SET_SLEEP_MODE %d\n", priv->sleep_mode);
+		netdev_info(dev, "SET_SLEEP_MODE %d\n", priv->sleep_mode);
 		hostif_sme_enqueue(priv, SME_SLEEP_REQUEST);
 	} else {
-		printk("SET_SLEEP_MODE %d errror\n", *uwrq);
+		netdev_err(dev, "SET_SLEEP_MODE %d errror\n", *uwrq);
 		return -EINVAL;
 	}
 
@@ -2783,7 +2783,7 @@ static int ks_wlan_get_wps_enable(struct net_device *dev,
 	}
 	/* for SLEEP MODE */
 	*uwrq = priv->wps.wps_enabled;
-	printk("return=%d\n", *uwrq);
+	netdev_info(dev, "return=%d\n", *uwrq);
 
 	return 0;
 }
@@ -2978,112 +2978,112 @@ static void print_hif_event(int event)
 
 	switch (event) {
 	case HIF_DATA_REQ:
-		printk("HIF_DATA_REQ\n");
+		pr_info("HIF_DATA_REQ\n");
 		break;
 	case HIF_DATA_IND:
-		printk("HIF_DATA_IND\n");
+		pr_info("HIF_DATA_IND\n");
 		break;
 	case HIF_MIB_GET_REQ:
-		printk("HIF_MIB_GET_REQ\n");
+		pr_info("HIF_MIB_GET_REQ\n");
 		break;
 	case HIF_MIB_GET_CONF:
-		printk("HIF_MIB_GET_CONF\n");
+		pr_info("HIF_MIB_GET_CONF\n");
 		break;
 	case HIF_MIB_SET_REQ:
-		printk("HIF_MIB_SET_REQ\n");
+		pr_info("HIF_MIB_SET_REQ\n");
 		break;
 	case HIF_MIB_SET_CONF:
-		printk("HIF_MIB_SET_CONF\n");
+		pr_info("HIF_MIB_SET_CONF\n");
 		break;
 	case HIF_POWERMGT_REQ:
-		printk("HIF_POWERMGT_REQ\n");
+		pr_info("HIF_POWERMGT_REQ\n");
 		break;
 	case HIF_POWERMGT_CONF:
-		printk("HIF_POWERMGT_CONF\n");
+		pr_info("HIF_POWERMGT_CONF\n");
 		break;
 	case HIF_START_REQ:
-		printk("HIF_START_REQ\n");
+		pr_info("HIF_START_REQ\n");
 		break;
 	case HIF_START_CONF:
-		printk("HIF_START_CONF\n");
+		pr_info("HIF_START_CONF\n");
 		break;
 	case HIF_CONNECT_IND:
-		printk("HIF_CONNECT_IND\n");
+		pr_info("HIF_CONNECT_IND\n");
 		break;
 	case HIF_STOP_REQ:
-		printk("HIF_STOP_REQ\n");
+		pr_info("HIF_STOP_REQ\n");
 		break;
 	case HIF_STOP_CONF:
-		printk("HIF_STOP_CONF\n");
+		pr_info("HIF_STOP_CONF\n");
 		break;
 	case HIF_PS_ADH_SET_REQ:
-		printk("HIF_PS_ADH_SET_REQ\n");
+		pr_info("HIF_PS_ADH_SET_REQ\n");
 		break;
 	case HIF_PS_ADH_SET_CONF:
-		printk("HIF_PS_ADH_SET_CONF\n");
+		pr_info("HIF_PS_ADH_SET_CONF\n");
 		break;
 	case HIF_INFRA_SET_REQ:
-		printk("HIF_INFRA_SET_REQ\n");
+		pr_info("HIF_INFRA_SET_REQ\n");
 		break;
 	case HIF_INFRA_SET_CONF:
-		printk("HIF_INFRA_SET_CONF\n");
+		pr_info("HIF_INFRA_SET_CONF\n");
 		break;
 	case HIF_ADH_SET_REQ:
-		printk("HIF_ADH_SET_REQ\n");
+		pr_info("HIF_ADH_SET_REQ\n");
 		break;
 	case HIF_ADH_SET_CONF:
-		printk("HIF_ADH_SET_CONF\n");
+		pr_info("HIF_ADH_SET_CONF\n");
 		break;
 	case HIF_AP_SET_REQ:
-		printk("HIF_AP_SET_REQ\n");
+		pr_info("HIF_AP_SET_REQ\n");
 		break;
 	case HIF_AP_SET_CONF:
-		printk("HIF_AP_SET_CONF\n");
+		pr_info("HIF_AP_SET_CONF\n");
 		break;
 	case HIF_ASSOC_INFO_IND:
-		printk("HIF_ASSOC_INFO_IND\n");
+		pr_info("HIF_ASSOC_INFO_IND\n");
 		break;
 	case HIF_MIC_FAILURE_REQ:
-		printk("HIF_MIC_FAILURE_REQ\n");
+		pr_info("HIF_MIC_FAILURE_REQ\n");
 		break;
 	case HIF_MIC_FAILURE_CONF:
-		printk("HIF_MIC_FAILURE_CONF\n");
+		pr_info("HIF_MIC_FAILURE_CONF\n");
 		break;
 	case HIF_SCAN_REQ:
-		printk("HIF_SCAN_REQ\n");
+		pr_info("HIF_SCAN_REQ\n");
 		break;
 	case HIF_SCAN_CONF:
-		printk("HIF_SCAN_CONF\n");
+		pr_info("HIF_SCAN_CONF\n");
 		break;
 	case HIF_PHY_INFO_REQ:
-		printk("HIF_PHY_INFO_REQ\n");
+		pr_info("HIF_PHY_INFO_REQ\n");
 		break;
 	case HIF_PHY_INFO_CONF:
-		printk("HIF_PHY_INFO_CONF\n");
+		pr_info("HIF_PHY_INFO_CONF\n");
 		break;
 	case HIF_SLEEP_REQ:
-		printk("HIF_SLEEP_REQ\n");
+		pr_info("HIF_SLEEP_REQ\n");
 		break;
 	case HIF_SLEEP_CONF:
-		printk("HIF_SLEEP_CONF\n");
+		pr_info("HIF_SLEEP_CONF\n");
 		break;
 	case HIF_PHY_INFO_IND:
-		printk("HIF_PHY_INFO_IND\n");
+		pr_info("HIF_PHY_INFO_IND\n");
 		break;
 	case HIF_SCAN_IND:
-		printk("HIF_SCAN_IND\n");
+		pr_info("HIF_SCAN_IND\n");
 		break;
 	case HIF_INFRA_SET2_REQ:
-		printk("HIF_INFRA_SET2_REQ\n");
+		pr_info("HIF_INFRA_SET2_REQ\n");
 		break;
 	case HIF_INFRA_SET2_CONF:
-		printk("HIF_INFRA_SET2_CONF\n");
+		pr_info("HIF_INFRA_SET2_CONF\n");
 		break;
 	case HIF_ADH_SET2_REQ:
-		printk("HIF_ADH_SET2_REQ\n");
+		pr_info("HIF_ADH_SET2_REQ\n");
 		break;
 	case HIF_ADH_SET2_CONF:
-		printk("HIF_ADH_SET2_CONF\n");
+		pr_info("HIF_ADH_SET2_CONF\n");
 	}
 }
 
@@ -3330,7 +3330,7 @@ int ks_wlan_set_mac_address(struct net_device *dev, void *addr)
 
 	priv->mac_address_valid = 0;
 	hostif_sme_enqueue(priv, SME_MACADDRESS_SET_REQUEST);
-	printk(KERN_INFO
+	netdev_info(dev,
 	       "ks_wlan: MAC ADDRESS = %02x:%02x:%02x:%02x:%02x:%02x\n",
 	       priv->eth_addr[0], priv->eth_addr[1], priv->eth_addr[2],
 	       priv->eth_addr[3], priv->eth_addr[4], priv->eth_addr[5]);
@@ -3362,7 +3362,7 @@ int ks_wlan_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	DPRINTK(3, "in_interrupt()=%ld\n", in_interrupt());
 
 	if (!skb) {
-		printk(KERN_ERR "ks_wlan:  skb == NULL!!!\n");
+		netdev_err(dev, "ks_wlan:  skb == NULL!!!\n");
 		return 0;
 	}
 	if (priv->dev_state < DEVICE_STATE_READY) {
@@ -3428,7 +3428,7 @@ int ks_wlan_open(struct net_device *dev)
 	priv->cur_rx = 0;
 
 	if (!priv->mac_address_valid) {
-		printk(KERN_ERR "ks_wlan : %s Not READY !!\n", dev->name);
+		netdev_err(dev, "ks_wlan : %s Not READY !!\n", dev->name);
 		return -EBUSY;
 	} else
 		netif_start_queue(dev);
-- 
2.7.4



^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2016-09-26  9:02 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2016-09-23 21:33 [PATCH v2] staging: ks7010: ks_wlan_net: Use netdev_ or pr_info instead of printk Georgiana Rodica Chelu
2016-09-25 10:35 ` Greg KH
2016-09-26  8:19   ` Georgiana Chelu
2016-09-26  9:02     ` [Outreachy kernel] " Julia Lawall

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