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authorYogesh Ashok Powar <yogeshp@marvell.com>2011-08-29 13:21:10 -0700
committerJohn W. Linville <linville@tuxdriver.com>2011-09-13 15:42:32 -0400
commit5982b47aa410e6aef55a5b0087269f5c9c172110 (patch)
treed23936da1e56446d80cc626d50311e4e7ba53efc /drivers/net/wireless/mwifiex
parent3459731a39894e5377283b3ccf2fede54e19aae1 (diff)
downloadlwn-5982b47aa410e6aef55a5b0087269f5c9c172110.tar.gz
lwn-5982b47aa410e6aef55a5b0087269f5c9c172110.zip
mwifiex: replace kmalloc & memcpy sequence with kmemdup
Sequence of kmalloc/kzalloc and memcpy is replaced with kmemdup. Cc: Walter Harms <wharms@bfs.de> Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com> Signed-off-by: Kiran Divekar <dkiran@marvell.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/mwifiex')
-rw-r--r--drivers/net/wireless/mwifiex/join.c3
-rw-r--r--drivers/net/wireless/mwifiex/scan.c6
-rw-r--r--drivers/net/wireless/mwifiex/sta_ioctl.c9
3 files changed, 9 insertions, 9 deletions
diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c
index 5cdad92277fa..62b4c2938608 100644
--- a/drivers/net/wireless/mwifiex/join.c
+++ b/drivers/net/wireless/mwifiex/join.c
@@ -147,13 +147,12 @@ static int mwifiex_get_common_rates(struct mwifiex_private *priv, u8 *rate1,
u8 *ptr = rate1, *tmp;
u32 i, j;
- tmp = kmalloc(rate1_size, GFP_KERNEL);
+ tmp = kmemdup(rate1, rate1_size, GFP_KERNEL);
if (!tmp) {
dev_err(priv->adapter->dev, "failed to alloc tmp buf\n");
return -ENOMEM;
}
- memcpy(tmp, rate1, rate1_size);
memset(rate1, 0, rate1_size);
for (i = 0; rate2[i] && i < rate2_size; i++) {
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index 37ca2f90ad63..8d8588db1cd9 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1479,12 +1479,12 @@ mwifiex_update_curr_bss_params(struct mwifiex_private *priv,
dev_err(priv->adapter->dev, " failed to alloc bss_desc\n");
return -ENOMEM;
}
- beacon_ie = kzalloc(ie_len, GFP_KERNEL);
+
+ beacon_ie = kmemdup(ie_buf, ie_len, GFP_KERNEL);
if (!beacon_ie) {
dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n");
return -ENOMEM;
}
- memcpy(beacon_ie, ie_buf, ie_len);
ret = mwifiex_fill_new_bss_desc(priv, bssid, rssi, beacon_ie,
ie_len, beacon_period,
@@ -1986,7 +1986,7 @@ mwifiex_save_curr_bcn(struct mwifiex_private *priv)
priv->curr_bcn_size = curr_bss->beacon_buf_size;
kfree(priv->curr_bcn_buf);
- priv->curr_bcn_buf = kzalloc(curr_bss->beacon_buf_size,
+ priv->curr_bcn_buf = kmalloc(curr_bss->beacon_buf_size,
GFP_KERNEL);
if (!priv->curr_bcn_buf) {
dev_err(priv->adapter->dev,
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index 3fca219bcfb6..eb569fa9adba 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -199,13 +199,14 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
dev_err(priv->adapter->dev, " failed to alloc bss_desc\n");
return -ENOMEM;
}
- beacon_ie = kzalloc(bss->len_beacon_ies, GFP_KERNEL);
+
+ beacon_ie = kmemdup(bss->information_elements,
+ bss->len_beacon_ies, GFP_KERNEL);
if (!beacon_ie) {
- dev_err(priv->adapter->dev, " failed to alloc bss_desc\n");
+ dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n");
return -ENOMEM;
}
- memcpy(beacon_ie, bss->information_elements,
- bss->len_beacon_ies);
+
ret = mwifiex_fill_new_bss_desc(priv, bss->bssid, bss->signal,
beacon_ie, bss->len_beacon_ies,
bss->beacon_interval,