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SubjectRe: [PATCH] staging: irda: Replace printk() with appropriate net_*macro_ratelimited()
On Mon, Mar 05, 2018 at 04:02:06AM +0530, Arushi Singhal wrote:
> Replace printk having a log level with the appropriate
> net_*macro_ratelimited.
> It's better to use actual device name as a prefix in error messages.
> Indentation is also changed, to fix the checkpatch issue if line is not
> exceding 80 characters.
>
> Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
> ---
> .../rtl8192u/ieee80211/ieee80211_crypt_ccmp.c | 22 +++++++++++-----------
> 1 file changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c
> index e6648f7..200fe5f 100644
> --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c
> +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c
> @@ -73,7 +73,7 @@ static void *ieee80211_ccmp_init(int key_idx)
>
> priv->tfm = (void *)crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
> if (IS_ERR(priv->tfm)) {
> - printk(KERN_DEBUG "ieee80211_crypt_ccmp: could not allocate crypto API aes\n");
> + net_dbg_ratelimited("ieee80211_crypt_ccmp: could not allocate crypto API aes\n");


This should probably just be deleted.

> priv->tfm = NULL;
> goto fail;
> }
> @@ -276,22 +276,22 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
> keyidx = pos[3];
> if (!(keyidx & (1 << 5))) {
> if (net_ratelimit()) {
> - printk(KERN_DEBUG "CCMP: received packet without ExtIV flag from %pM\n",
> - hdr->addr2);
> + net_dbg_ratelimited("CCMP: received packet without ExtIV flag from %pM\n",
> + hdr->addr2);
> }

The "if (net_ratelimit()) " already means the message is ratelimited so
it's net_dbg() ok? I think so, but I've never looked at this before.

regards,
dan carpenter

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