From: Gujulan Elango, Hari Prasath (H.) Date: Wed, 13 May 2015 14:35:25 +0000 (+0000) Subject: staging: wlan-ng: check return value of kmalloc X-Git-Tag: v4.2-rc1~88^2~550 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=4bff39dfb75743c44d429b84b3810a955b8192b2;p=uclinux-h8%2Flinux.git staging: wlan-ng: check return value of kmalloc check return value of kmalloc before accessing the memory pointer and return -ENOMEM if allocation fails. Signed-off-by: Hari Prasath Gujulan Elango Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/wlan-ng/p80211conv.c b/drivers/staging/wlan-ng/p80211conv.c index bd69e8cf200f..c0e6ac8a28eb 100644 --- a/drivers/staging/wlan-ng/p80211conv.c +++ b/drivers/staging/wlan-ng/p80211conv.c @@ -207,6 +207,8 @@ int skb_ether_to_p80211(wlandevice_t *wlandev, u32 ethconv, /* XXXX need to pick keynum other than default? */ p80211_wep->data = kmalloc(skb->len, GFP_ATOMIC); + if (!p80211_wep->data) + return -ENOMEM; foo = wep_encrypt(wlandev, skb->data, p80211_wep->data, skb->len, (wlandev->hostwep & HOSTWEP_DEFAULTKEY_MASK),