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ipw2200: check for allocation failures

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If kzalloc() fails then return should return with -ENOMEM.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Dan Carpenter
2010-10-04 14:31:46 +02:00
committed by John W. Linville
parent 9eba612549
commit 2ee4e27cf2
1 changed files with 8 additions and 0 deletions
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drivers/net/wireless/ipw2x00/ipw2200.c
+8
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@@ -11470,6 +11470,10 @@ static int ipw_net_init(struct net_device *dev)
bg_band->channels = bg_band->channels =
kzalloc(geo->bg_channels * kzalloc(geo->bg_channels *
sizeof(struct ieee80211_channel), GFP_KERNEL); sizeof(struct ieee80211_channel), GFP_KERNEL);
if (!bg_band->channels) {
rc = -ENOMEM;
goto out;
}
/* translate geo->bg to bg_band.channels */ /* translate geo->bg to bg_band.channels */
for (i = 0; i < geo->bg_channels; i++) { for (i = 0; i < geo->bg_channels; i++) {
bg_band->channels[i].band = IEEE80211_BAND_2GHZ; bg_band->channels[i].band = IEEE80211_BAND_2GHZ;
@@ -11505,6 +11509,10 @@ static int ipw_net_init(struct net_device *dev)
a_band->channels = a_band->channels =
kzalloc(geo->a_channels * kzalloc(geo->a_channels *
sizeof(struct ieee80211_channel), GFP_KERNEL); sizeof(struct ieee80211_channel), GFP_KERNEL);
if (!a_band->channels) {
rc = -ENOMEM;
goto out;
}
/* translate geo->bg to a_band.channels */ /* translate geo->bg to a_band.channels */
for (i = 0; i < geo->a_channels; i++) { for (i = 0; i < geo->a_channels; i++) {
a_band->channels[i].band = IEEE80211_BAND_2GHZ; a_band->channels[i].band = IEEE80211_BAND_2GHZ;