diff options
author | Stanislaw Gruszka <sgruszka@redhat.com> | 2012-08-03 12:49:14 +0200 |
---|---|---|
committer | Ben Hutchings <ben@decadent.org.uk> | 2012-08-19 18:15:30 +0100 |
commit | b1769652fdd92c112ecbc9b6dc546f87517af46c (patch) | |
tree | 4390787b81d96675083f41b0c352953a3fb8a86c | |
parent | c506474fed3246e4ea1dcf86809cbd802d57e541 (diff) |
rt61pci: fix NULL pointer dereference in config_lna_gain
commit deee0214def5d8a32b8112f11d9c2b1696e9c0cb upstream.
We can not pass NULL libconf->conf->channel to rt61pci_config() as it
is dereferenced unconditionally in rt61pci_config_lna_gain() subroutine.
Resolves:
https://bugzilla.kernel.org/show_bug.cgi?id=44361
Reported-and-tested-by: <dolohow@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
-rw-r--r-- | drivers/net/wireless/rt2x00/rt61pci.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index bf55b4a311e3..d69f88c65b83 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2243,8 +2243,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) static void rt61pci_wakeup(struct rt2x00_dev *rt2x00dev) { - struct ieee80211_conf conf = { .flags = 0 }; - struct rt2x00lib_conf libconf = { .conf = &conf }; + struct rt2x00lib_conf libconf = { .conf = &rt2x00dev->hw->conf }; rt61pci_config(rt2x00dev, &libconf, IEEE80211_CONF_CHANGE_PS); } |