From: Xiaochen Wang <wangxiaochen0@xxxxxxxxx>
check kmalloc return value
Signed-off-by: Xiaochen Wang <wangxiaochen0@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
.../rtl8187se/ieee80211/ieee80211_softmac.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
index 652d879..74a3b4c 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
@@ -1435,8 +1435,9 @@ static inline u16 auth_parse(struct sk_buff *skb, u8** challenge, int *chlen)
if(*(t++) == MFIE_TYPE_CHALLENGE){
*chlen = *(t++);
- *challenge = kmalloc(*chlen, GFP_ATOMIC);
- memcpy(*challenge, t, *chlen);
+ *challenge = kmemdup(t, *chlen, GFP_ATOMIC);
+ if (!*challenge)
+ return -ENOMEM;
}
}
--
1.7.4.1
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