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authorJohannes Berg <johannes.berg@intel.com>2011-04-05 09:41:53 -0700
committerJohn W. Linville <linville@tuxdriver.com>2011-04-07 15:51:35 -0400
commit08960dea6c736280a03cb947f445fdb94fdaa2ee (patch)
treef7ffa6d8705a09d0c89d50b24c85b5744a2d3434
parent4de10b188070b1b96743b1b912843af729ebe50f (diff)
iwlagn: remove pointless return variables
A number of places just use a variable to return it right away, which is useless, so let's remove the variables there. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c9
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-ucode.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-debugfs.c7
3 files changed, 5 insertions, 15 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index e394e49228ba..97abc10f4f22 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -2771,16 +2771,13 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta,
static void *rs_alloc_sta(void *priv_rate, struct ieee80211_sta *sta,
gfp_t gfp)
{
- struct iwl_lq_sta *lq_sta;
struct iwl_station_priv *sta_priv = (struct iwl_station_priv *) sta->drv_priv;
struct iwl_priv *priv;
priv = (struct iwl_priv *)priv_rate;
IWL_DEBUG_RATE(priv, "create station rate scale window\n");
- lq_sta = &sta_priv->lq_sta;
-
- return lq_sta;
+ return &sta_priv->lq_sta;
}
/*
@@ -3259,7 +3256,6 @@ static ssize_t rs_sta_dbgfs_rate_scale_data_read(struct file *file,
{
char buff[120];
int desc = 0;
- ssize_t ret;
struct iwl_lq_sta *lq_sta = file->private_data;
struct iwl_priv *priv;
@@ -3276,8 +3272,7 @@ static ssize_t rs_sta_dbgfs_rate_scale_data_read(struct file *file,
"Bit Rate= %d Mb/s\n",
iwl_rates[lq_sta->last_txrate_idx].ieee >> 1);
- ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc);
- return ret;
+ return simple_read_from_buffer(user_buf, count, ppos, buff, desc);
}
static const struct file_operations rs_sta_dbgfs_rate_scale_data_ops = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c
index 5d35e3504516..bb262a60e816 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c
@@ -653,7 +653,5 @@ int iwl_verify_ucode(struct iwl_priv *priv)
* Selection of bootstrap image (vs. other images) is arbitrary. */
image = (__le32 *)priv->ucode_boot.v_addr;
len = priv->ucode_boot.len;
- ret = iwl_verify_inst_full(priv, image, len);
-
- return ret;
+ return iwl_verify_inst_full(priv, image, len);
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index 8842411f1cf3..90f2b6464bc1 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -1572,12 +1572,10 @@ static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file,
int pos = 0;
char buf[200];
const size_t bufsz = sizeof(buf);
- ssize_t ret;
if (!priv->bt_enable_flag) {
pos += scnprintf(buf + pos, bufsz - pos, "BT coex disabled\n");
- ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
- return ret;
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
pos += scnprintf(buf + pos, bufsz - pos, "BT enable flag: 0x%x\n",
priv->bt_enable_flag);
@@ -1608,8 +1606,7 @@ static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file,
break;
}
- ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
- return ret;
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t iwl_dbgfs_protection_mode_read(struct file *file,