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authorJulia Lawall <julia@diku.dk>2010-05-15 23:22:55 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-06-02 16:13:12 -0400
commit27b81bbed881ae93e8c23c216129cdeee86d4051 (patch)
treebbd0a665ded1d9e457e805dede8dc02adb57aa8a /drivers/net/wireless/p54/eeprom.c
parentdrivers/net/wireless/ipw2x00: Use kmemdup (diff)
downloadlinux-dev-27b81bbed881ae93e8c23c216129cdeee86d4051.tar.xz
linux-dev-27b81bbed881ae93e8c23c216129cdeee86d4051.zip
drivers/net/wireless/p54: Use kmemdup
Use kmemdup when some other buffer is immediately copied into the allocated region. A simplified version of the semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression from,to,size,flag; statement S; @@ - to = \(kmalloc\|kzalloc\)(size,flag); + to = kmemdup(from,size,flag); if (to==NULL || ...) S - memcpy(to, from, size); // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/p54/eeprom.c')
-rw-r--r--drivers/net/wireless/p54/eeprom.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/p54/eeprom.c b/drivers/net/wireless/p54/eeprom.c
index 187e263b045a..e51650ed49f2 100644
--- a/drivers/net/wireless/p54/eeprom.c
+++ b/drivers/net/wireless/p54/eeprom.c
@@ -599,13 +599,13 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
}
break;
case PDR_PRISM_ZIF_TX_IQ_CALIBRATION:
- priv->iq_autocal = kmalloc(data_len, GFP_KERNEL);
+ priv->iq_autocal = kmemdup(entry->data, data_len,
+ GFP_KERNEL);
if (!priv->iq_autocal) {
err = -ENOMEM;
goto err;
}
- memcpy(priv->iq_autocal, entry->data, data_len);
priv->iq_autocal_len = data_len / sizeof(struct pda_iq_autocal_entry);
break;
case PDR_DEFAULT_COUNTRY: