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linux/drivers/staging/rtl8188eu
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Colin Ian King e3912c2aef staging: rtl8188eu: avoid a null dereference on pmlmepriv 
[ Upstream commit 123c0aab00 ]

There is a check on pmlmepriv before dereferencing it when
vfree'ing pmlmepriv->free_bss_buf however the previous call
to rtw_free_mlme_priv_ie_data deferences pmlmepriv causing
a null pointer deference if it is null.  Avoid this by also
calling rtw_free_mlme_priv_ie_data if the pointer is non-null.

Detected by CoverityScan, CID#1230262 ("Dereference before null check")
Fixes: 7b464c9fa5 ("staging: r8188eu: Add files for new driver - part 4")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2017-12-10 13:40:39 +01:00
..
core staging: rtl8188eu: avoid a null dereference on pmlmepriv 2017-12-10 13:40:39 +01:00
hal License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
include License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
os_dep staging: rtl8188eu: Revert 4 commits breaking ARP 2017-11-21 09:49:24 +01:00
Kconfig staging: rtl8188eu: force driver to be built as a module 2017-04-11 15:59:33 +02:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
TODO staging: rtl8*: fix my email address up 2016-02-11 19:33:46 -08:00