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SubjectRe: [PATCH 13/55] staging: wfx: avoid double warning when no more tx policy are available
On Mon, Dec 16, 2019 at 05:03:40PM +0000, Jérôme Pouiller wrote:
> From: Jérôme Pouiller <jerome.pouiller@silabs.com>
>
> Currently, number of available tx retry policies is checked two times.
> Only one is sufficient.
>
> Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
> ---
> drivers/staging/wfx/data_tx.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/staging/wfx/data_tx.c b/drivers/staging/wfx/data_tx.c
> index 32e269becd75..c9dea627661f 100644
> --- a/drivers/staging/wfx/data_tx.c
> +++ b/drivers/staging/wfx/data_tx.c
> @@ -169,7 +169,8 @@ static int wfx_tx_policy_get(struct wfx_vif *wvif,
> wfx_tx_policy_build(wvif, &wanted, rates);
>
> spin_lock_bh(&cache->lock);
> - if (WARN_ON(list_empty(&cache->free))) {
> + if (list_empty(&cache->free)) {
> + WARN(1, "unable to get a valid Tx policy");
> spin_unlock_bh(&cache->lock);
> return WFX_INVALID_RATE_ID;

This warning is more clear than the original which is good, but that's
not what the commit message says. How does this fix a double warning?

regards,
dan carpenter

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