diff options
| author | wzt.wzt@gmail.com | 2010-05-05 08:56:52 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2010-05-11 20:36:11 +0200 |
| commit | dde27e03cc964526531fdf2bd58c1e4ee4525074 (patch) | |
| tree | e6aae901655605fffeb41595d2713ea86cfa4db3 /drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | |
| parent | Staging: comedi: cb_pcidas64: fix up build warnings (diff) | |
| download | kernel-qcow2-linux-dde27e03cc964526531fdf2bd58c1e4ee4525074.tar.gz kernel-qcow2-linux-dde27e03cc964526531fdf2bd58c1e4ee4525074.tar.xz kernel-qcow2-linux-dde27e03cc964526531fdf2bd58c1e4ee4525074.zip | |
Staging: rtl8192u: Check kmalloc return value before use the buffer in ieee80211_softmac.c
Check kmalloc return value before use the buffer.
Signed-off-by: Zhitong Wang <zhitong.wangzt@alibaba-inc.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c')
| -rw-r--r-- | drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c index 148424a9ac1c..e5e583ed1196 100644 --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c @@ -1580,6 +1580,8 @@ static inline u16 auth_parse(struct sk_buff *skb, u8** challenge, int *chlen) if(*(t++) == MFIE_TYPE_CHALLENGE){ *chlen = *(t++); *challenge = (u8*)kmalloc(*chlen, GFP_ATOMIC); + if (!*challenge) + return -ENOMEM; memcpy(*challenge, t, *chlen); } } |