From: Sergio Paracuellos Date: Mon, 23 Apr 2018 13:44:49 +0000 (+0200) Subject: staging: ks7010: avoid one level indentation in devio_rec_ind function X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=81dac3c2c939a451a5b1c81e7defadf6e2b090ed;p=linux.git staging: ks7010: avoid one level indentation in devio_rec_ind function This commit changes logic to handle with the status of the device at first checking for close state to return directly instead of just do the stuff when device is open. This improves readability avoiding one level indentation. Signed-off-by: Sergio Paracuellos Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/ks7010/ks_hostif.c b/drivers/staging/ks7010/ks_hostif.c index 3b10f9ac0fa00..156e732999f25 100644 --- a/drivers/staging/ks7010/ks_hostif.c +++ b/drivers/staging/ks7010/ks_hostif.c @@ -1562,24 +1562,25 @@ void hostif_mic_failure_request(struct ks_wlan_private *priv, static void devio_rec_ind(struct ks_wlan_private *priv, unsigned char *p, unsigned int size) { - if (priv->is_device_open) { - spin_lock(&priv->dev_read_lock); /* request spin lock */ - priv->dev_data[atomic_read(&priv->rec_count)] = p; - priv->dev_size[atomic_read(&priv->rec_count)] = size; - - if (atomic_read(&priv->event_count) != DEVICE_STOCK_COUNT) { - /* rx event count inc */ - atomic_inc(&priv->event_count); - } - atomic_inc(&priv->rec_count); - if (atomic_read(&priv->rec_count) == DEVICE_STOCK_COUNT) - atomic_set(&priv->rec_count, 0); + if (!priv->is_device_open) + return; - wake_up_interruptible_all(&priv->devread_wait); + spin_lock(&priv->dev_read_lock); /* request spin lock */ + priv->dev_data[atomic_read(&priv->rec_count)] = p; + priv->dev_size[atomic_read(&priv->rec_count)] = size; - /* release spin lock */ - spin_unlock(&priv->dev_read_lock); + if (atomic_read(&priv->event_count) != DEVICE_STOCK_COUNT) { + /* rx event count inc */ + atomic_inc(&priv->event_count); } + atomic_inc(&priv->rec_count); + if (atomic_read(&priv->rec_count) == DEVICE_STOCK_COUNT) + atomic_set(&priv->rec_count, 0); + + wake_up_interruptible_all(&priv->devread_wait); + + /* release spin lock */ + spin_unlock(&priv->dev_read_lock); } void hostif_receive(struct ks_wlan_private *priv, unsigned char *p,