| From | Yury Norov <> | Subject | [PATCH 02/49] net: systemport: don't use bitmap_weight() in bcm_sysport_rule_set() | Date | Thu, 10 Feb 2022 14:48:46 -0800 |
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Don't call bitmap_weight() if the following code can get by without it.
Signed-off-by: Yury Norov <yury.norov@gmail.com> Acked-by: Florian Fainelli <f.fainelli@gmail.com> --- drivers/net/ethernet/broadcom/bcmsysport.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 60dde29974bf..5284a5c961db 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -2180,13 +2180,9 @@ static int bcm_sysport_rule_set(struct bcm_sysport_priv *priv, if (nfc->fs.ring_cookie != RX_CLS_FLOW_WAKE) return -EOPNOTSUPP; - /* All filters are already in use, we cannot match more rules */ - if (bitmap_weight(priv->filters, RXCHK_BRCM_TAG_MAX) == - RXCHK_BRCM_TAG_MAX) - return -ENOSPC; - index = find_first_zero_bit(priv->filters, RXCHK_BRCM_TAG_MAX); if (index >= RXCHK_BRCM_TAG_MAX) + /* All filters are already in use, we cannot match more rules */ return -ENOSPC; /* Location is the classification ID, and index is the position -- 2.32.0
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