Re: [PATCH v2] staging: rtl8192u: remove split in user-visible string

From: Greg Kroah-Hartman
Date: Wed Mar 08 2023 - 11:54:12 EST


On Thu, Feb 23, 2023 at 10:35:57PM +0300, Leonid Pershin wrote:
> According to coding style, user-visible strings in printk()
> function calls cannot be split across multiple lines.
> Issue found with checkpatch.pl.
>
> Signed-off-by: Leonid Pershin <leonid.pershin@xxxxxxxxx>
> ---
> Changes in v2:
> - Replace printk(KERN_DEBUG...) with pr_debug()

Now you are doing two different things, please only do one thing per
patch.

>
> drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> index 9bfd24ad46b6..c378bdff453b 100644
> --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> @@ -72,16 +72,14 @@ static void *ieee80211_tkip_init(int key_idx)
>
> priv->tx_tfm_michael = crypto_alloc_shash("michael_mic", 0, 0);
> if (IS_ERR(priv->tx_tfm_michael)) {
> - printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate "
> - "crypto API michael_mic\n");
> + pr_debug("ieee80211_crypt_tkip: could not allocate crypto API michael_mic\n");

Are you sure you need the prefix now that you are using pr_debug()? And
as this is a driver, why not use the networking debug macros instead?

> priv->tx_tfm_michael = NULL;
> goto fail;
> }
>
> priv->rx_tfm_michael = crypto_alloc_shash("michael_mic", 0, 0);
> if (IS_ERR(priv->rx_tfm_michael)) {
> - printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate "
> - "crypto API michael_mic\n");
> + pr_debug("ieee80211_crypt_tkip: could not allocate crypto API michael_mic\n");

Same here, do you still need the prefix and why not dev_dbg() or the
network version?

thanks,

greg k-h