mac80211_hwsim: fix possible memory leak in hwsim_new_radio_nl()
authorweiyongjun (A) <weiyongjun1@huawei.com>
Thu, 18 Jan 2018 02:23:34 +0000 (02:23 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 26 Apr 2018 09:02:08 +0000 (11:02 +0200)
commitafadc440a1cc08895f451b4a9db551a45f2a1a21
treeec0ecde1d07113a9f6e45feedffa207527ca670b
parent18004e6f26ec406ee762fd3f8cceaf4ab5acde41
mac80211_hwsim: fix possible memory leak in hwsim_new_radio_nl()

[ Upstream commit 0ddcff49b672239dda94d70d0fcf50317a9f4b51 ]

'hwname' is malloced in hwsim_new_radio_nl() and should be freed
before leaving from the error handling cases, otherwise it will cause
memory leak.

Fixes: ff4dd73dd2b4 ("mac80211_hwsim: check HWSIM_ATTR_RADIO_NAME length")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/wireless/mac80211_hwsim.c