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| author | Xiaochen Wang <wangxiaochen0@gmail.com> | 2011-03-06 17:04:15 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-03-08 00:46:38 +0300 |
| commit | 9603ff50b5d56e6ee64b10116ff640320732f9c8 (patch) | |
| tree | 0e64dc27957623c7993c8d3769e312837de1e71c | |
| parent | 0875abf83df7d74bf9858c125e82835bd1ca349c (diff) | |
| download | linux-9603ff50b5d56e6ee64b10116ff640320732f9c8.tar.xz | |
staging: rtl8192e use kmemdup and check its return value
use kmemdup instead of kmalloc and memcpy,
and check its return value
Signed-off-by: Xiaochen Wang <wangxiaochen0@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c index 88a9cd1958a8..fc96676bb9ce 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c @@ -1564,8 +1564,9 @@ 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; } } |