staging: wilc1000: fix unchecked return value
authorPan Bian <bianpan2016@163.com>
Sun, 23 Apr 2017 11:53:58 +0000 (19:53 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 28 Apr 2017 10:00:21 +0000 (12:00 +0200)
commit9e96652756ad647b7bcc03cb99ffc9756d7b5f93
tree9f93fff01688ae35a51f97a307ef7df2afdaa83c
parent3c2bf0bd08123f3497bd3e84bd9088c937b0cb40
staging: wilc1000: fix unchecked return value

Function dev_alloc_skb() will return a NULL pointer if there is no
enough memory. However, in function WILC_WFI_mon_xmit(), its return
value is used without validation. This may result in a bad memory access
bug. This patch fixes the bug.

Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/wilc1000/linux_mon.c