diff options
Diffstat (limited to 'drivers/net/wireless/mwifiex/sta_cmdresp.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/sta_cmdresp.c | 93 |
1 files changed, 43 insertions, 50 deletions
diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c index 3f13ff0cd262..a2a9c513e26b 100644 --- a/drivers/net/wireless/mwifiex/sta_cmdresp.c +++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c @@ -327,31 +327,26 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv, HostCmd_CMD_802_11_TX_RATE_QUERY, HostCmd_ACT_GEN_GET, 0, NULL); - if (ds_rate) { - if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) { - if (priv->is_data_rate_auto) { - ds_rate->is_rate_auto = 1; - } else { - ds_rate->rate = mwifiex_get_rate_index(priv-> - bitmap_rates, - sizeof(priv-> - bitmap_rates)); - if (ds_rate->rate >= - MWIFIEX_RATE_BITMAP_OFDM0 - && ds_rate->rate <= - MWIFIEX_RATE_BITMAP_OFDM7) - ds_rate->rate -= - (MWIFIEX_RATE_BITMAP_OFDM0 - - MWIFIEX_RATE_INDEX_OFDM0); - if (ds_rate->rate >= - MWIFIEX_RATE_BITMAP_MCS0 - && ds_rate->rate <= - MWIFIEX_RATE_BITMAP_MCS127) - ds_rate->rate -= - (MWIFIEX_RATE_BITMAP_MCS0 - - MWIFIEX_RATE_INDEX_MCS0); - } - } + if (!ds_rate) + return ret; + + if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) { + if (priv->is_data_rate_auto) { + ds_rate->is_rate_auto = 1; + return ret; + } + ds_rate->rate = mwifiex_get_rate_index(priv->bitmap_rates, + sizeof(priv->bitmap_rates)); + + if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_OFDM0 && + ds_rate->rate <= MWIFIEX_RATE_BITMAP_OFDM7) + ds_rate->rate -= (MWIFIEX_RATE_BITMAP_OFDM0 - + MWIFIEX_RATE_INDEX_OFDM0); + + if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_MCS0 && + ds_rate->rate <= MWIFIEX_RATE_BITMAP_MCS127) + ds_rate->rate -= (MWIFIEX_RATE_BITMAP_MCS0 - + MWIFIEX_RATE_INDEX_MCS0); } return ret; @@ -369,34 +364,32 @@ static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf) struct mwifiex_types_power_group *pg_tlv_hdr; struct mwifiex_power_group *pg; - if (data_buf) { - pg_tlv_hdr = - (struct mwifiex_types_power_group *) ((u8 *) data_buf - + sizeof(struct host_cmd_ds_txpwr_cfg)); - pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr + - sizeof(struct mwifiex_types_power_group)); - length = pg_tlv_hdr->length; - if (length > 0) { + if (!data_buf) + return -1; + + pg_tlv_hdr = (struct mwifiex_types_power_group *) + ((u8 *) data_buf + sizeof(struct host_cmd_ds_txpwr_cfg)); + pg = (struct mwifiex_power_group *) + ((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group)); + length = pg_tlv_hdr->length; + if (length > 0) { + max_power = pg->power_max; + min_power = pg->power_min; + length -= sizeof(struct mwifiex_power_group); + } + while (length) { + pg++; + if (max_power < pg->power_max) max_power = pg->power_max; - min_power = pg->power_min; - length -= sizeof(struct mwifiex_power_group); - } - while (length) { - pg++; - if (max_power < pg->power_max) - max_power = pg->power_max; - if (min_power > pg->power_min) - min_power = pg->power_min; + if (min_power > pg->power_min) + min_power = pg->power_min; - length -= sizeof(struct mwifiex_power_group); - } - if (pg_tlv_hdr->length > 0) { - priv->min_tx_power_level = (u8) min_power; - priv->max_tx_power_level = (u8) max_power; - } - } else { - return -1; + length -= sizeof(struct mwifiex_power_group); + } + if (pg_tlv_hdr->length > 0) { + priv->min_tx_power_level = (u8) min_power; + priv->max_tx_power_level = (u8) max_power; } return 0; |