[PATCH v4 21/35] staging: rtl8192e: Fix PREFER_PR_LEVEL warnings

Mateusz Kulikowski
2015-05-21T16:01:09Z

Fix most of remaining PREFER_PR_LEVEL warnings in rtllib.
Replace printk() with netdev_* if possible, pr_* in other cases.

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
---
drivers/staging/rtl8192e/rtllib_crypt_ccmp.c | 2 +-
drivers/staging/rtl8192e/rtllib_crypt_tkip.c | 67 +++++++++++++---------------
drivers/staging/rtl8192e/rtllib_rx.c | 5 ++-
3 files changed, 35 insertions(+), 39 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c
index 7d486e8..496de4f 100644
--- a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c
+++ b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c
@@ -69,7 +69,7 @@ static void *rtllib_ccmp_init(int key_idx)

priv->tfm = (void *)crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(priv->tfm)) {
- pr_debug("rtllib_crypt_ccmp: could not allocate crypto API aes\n");
+ pr_debug("Could not allocate crypto API aes\n");
priv->tfm = NULL;
goto fail;
}
diff --git a/drivers/staging/rtl8192e/rtllib_crypt_tkip.c b/drivers/staging/rtl8192e/rtllib_crypt_tkip.c
index 9ec2b48..de3510d 100644
--- a/drivers/staging/rtl8192e/rtllib_crypt_tkip.c
+++ b/drivers/staging/rtl8192e/rtllib_crypt_tkip.c
@@ -68,8 +68,7 @@ static void *rtllib_tkip_init(int key_idx)
priv->tx_tfm_arc4 = crypto_alloc_blkcipher("ecb(arc4)", 0,
CRYPTO_ALG_ASYNC);
if (IS_ERR(priv->tx_tfm_arc4)) {
- printk(KERN_DEBUG
- "rtllib_crypt_tkip: could not allocate crypto API arc4\n");
+ pr_debug("Could not allocate crypto API arc4\n");
priv->tx_tfm_arc4 = NULL;
goto fail;
}
@@ -77,8 +76,7 @@ static void *rtllib_tkip_init(int key_idx)
priv->tx_tfm_michael = crypto_alloc_hash("michael_mic", 0,
CRYPTO_ALG_ASYNC);
if (IS_ERR(priv->tx_tfm_michael)) {
- printk(KERN_DEBUG
- "rtllib_crypt_tkip: could not allocate crypto API michael_mic\n");
+ pr_debug("Could not allocate crypto API michael_mic\n");
priv->tx_tfm_michael = NULL;
goto fail;
}
@@ -86,8 +84,7 @@ static void *rtllib_tkip_init(int key_idx)
priv->rx_tfm_arc4 = crypto_alloc_blkcipher("ecb(arc4)", 0,
CRYPTO_ALG_ASYNC);
if (IS_ERR(priv->rx_tfm_arc4)) {
- printk(KERN_DEBUG
- "rtllib_crypt_tkip: could not allocate crypto API arc4\n");
+ pr_debug("Could not allocate crypto API arc4\n");
priv->rx_tfm_arc4 = NULL;
goto fail;
}
@@ -95,8 +92,7 @@ static void *rtllib_tkip_init(int key_idx)
priv->rx_tfm_michael = crypto_alloc_hash("michael_mic", 0,
CRYPTO_ALG_ASYNC);
if (IS_ERR(priv->rx_tfm_michael)) {
- printk(KERN_DEBUG
- "rtllib_crypt_tkip: could not allocate crypto API michael_mic\n");
+ pr_debug("Could not allocate crypto API michael_mic\n");
priv->rx_tfm_michael = NULL;
goto fail;
}
@@ -403,24 +399,24 @@ static int rtllib_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
keyidx = pos[3];
if (!(keyidx & (1 << 5))) {
if (net_ratelimit()) {
- printk(KERN_DEBUG
- "TKIP: received packet without ExtIV flag from %pM\n",
- hdr->addr2);
+ netdev_dbg(skb->dev,
+ "Received packet without ExtIV flag from %pM\n",
+ hdr->addr2);
}
return -2;
}
keyidx >>= 6;
if (tkey->key_idx != keyidx) {
- printk(KERN_DEBUG
- "TKIP: RX tkey->key_idx=%d frame keyidx=%d priv=%p\n",
- tkey->key_idx, keyidx, priv);
+ netdev_dbg(skb->dev,
+ "RX tkey->key_idx=%d frame keyidx=%d priv=%p\n",
+ tkey->key_idx, keyidx, priv);
return -6;
}
if (!tkey->key_set) {
if (net_ratelimit()) {
- printk(KERN_DEBUG
- "TKIP: received packet from %pM with keyid=%d that does not have a configured key\n",
- hdr->addr2, keyidx);
+ netdev_dbg(skb->dev,
+ "Received packet from %pM with keyid=%d that does not have a configured key\n",
+ hdr->addr2, keyidx);
}
return -3;
}
@@ -433,10 +429,10 @@ static int rtllib_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
(iv32 == tkey->rx_iv32 && iv16 <= tkey->rx_iv16)) &&
tkey->initialized) {
if (net_ratelimit()) {
- printk(KERN_DEBUG
- "TKIP: replay detected: STA= %pM previous TSC %08x%04x received TSC %08x%04x\n",
- hdr->addr2, tkey->rx_iv32, tkey->rx_iv16,
- iv32, iv16);
+ netdev_dbg(skb->dev,
+ "Replay detected: STA= %pM previous TSC %08x%04x received TSC %08x%04x\n",
+ hdr->addr2, tkey->rx_iv32,
+ tkey->rx_iv16, iv32, iv16);
}
tkey->dot11RSNAStatsTKIPReplays++;
return -4;
@@ -457,9 +453,9 @@ static int rtllib_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
crypto_blkcipher_setkey(tkey->rx_tfm_arc4, rc4key, 16);
if (crypto_blkcipher_decrypt(&desc, &sg, &sg, plen + 4)) {
if (net_ratelimit()) {
- printk(KERN_DEBUG
- ": TKIP: failed to decrypt received packet from %pM\n",
- hdr->addr2);
+ netdev_dbg(skb->dev,
+ "Failed to decrypt received packet from %pM\n",
+ hdr->addr2);
}
return -7;
}
@@ -479,9 +475,9 @@ static int rtllib_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
tkey->rx_phase1_done = 0;
}
if (net_ratelimit()) {
- printk(KERN_DEBUG
- "TKIP: ICV error detected: STA= %pM\n",
- hdr->addr2);
+ netdev_dbg(skb->dev,
+ "ICV error detected: STA= %pM\n",
+ hdr->addr2);
}
tkey->dot11RSNAStatsTKIPICVErrors++;
return -5;
@@ -566,9 +562,9 @@ static int rtllib_michael_mic_add(struct sk_buff *skb, int hdr_len, void *priv)
hdr = (struct rtllib_hdr_4addr *) skb->data;

if (skb_tailroom(skb) < 8 || skb->len < hdr_len) {
- printk(KERN_DEBUG
- "Invalid packet for Michael MIC add (tailroom=%d hdr_len=%d skb->len=%d)\n",
- skb_tailroom(skb), hdr_len, skb->len);
+ netdev_dbg(skb->dev,
+ "Invalid packet for Michael MIC add (tailroom=%d hdr_len=%d skb->len=%d)\n",
+ skb_tailroom(skb), hdr_len, skb->len);
return -1;
}

@@ -630,12 +626,11 @@ static int rtllib_michael_mic_verify(struct sk_buff *skb, int keyidx,
struct rtllib_hdr_4addr *hdr;

hdr = (struct rtllib_hdr_4addr *) skb->data;
- printk(KERN_DEBUG
- "%s: Michael MIC verification failed for MSDU from %pM keyidx=%d\n",
- skb->dev ? skb->dev->name : "N/A", hdr->addr2,
- keyidx);
- printk(KERN_DEBUG "%d\n",
- memcmp(mic, skb->data + skb->len - 8, 8) != 0);
+ netdev_dbg(skb->dev,
+ "Michael MIC verification failed for MSDU from %pM keyidx=%d\n",
+ hdr->addr2, keyidx);
+ netdev_dbg(skb->dev, "%d\n",
+ memcmp(mic, skb->data + skb->len - 8, 8) != 0);
if (skb->dev) {
pr_info("skb->dev != NULL\n");
rtllib_michael_mic_failure(skb->dev, hdr, keyidx);
diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c
index 03d02d7..3c9d80c 100644
--- a/drivers/staging/rtl8192e/rtllib_rx.c
+++ b/drivers/staging/rtl8192e/rtllib_rx.c
@@ -346,8 +346,9 @@ rtllib_rx_frame_decrypt_msdu(struct rtllib_device *ieee, struct sk_buff *skb,
res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv);
atomic_dec(&crypt->refcnt);
if (res < 0) {
- printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed (SA= %pM keyidx=%d)\n",
- ieee->dev->name, hdr->addr2, keyidx);
+ netdev_dbg(ieee->dev,
+ "MSDU decryption/MIC verification failed (SA= %pM keyidx=%d)\n",
+ hdr->addr2, keyidx);
return -1;
}

--
1.8.4.1