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| author | Jouni Malinen <j@w1.fi> | 2009-04-18 21:53:15 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-04-20 16:36:26 -0400 |
| commit | d91c01c757bd9659ac10549504586fae610265a4 (patch) | |
| tree | 17bfe2494a8798f4902892ac1854f301306e5d5f /net | |
| parent | e10a9dfc35ae6bd62bbb83df08297ea06b54d9ce (diff) | |
| download | linux-3.10-d91c01c757bd9659ac10549504586fae610265a4.tar.gz linux-3.10-d91c01c757bd9659ac10549504586fae610265a4.tar.bz2 linux-3.10-d91c01c757bd9659ac10549504586fae610265a4.zip | |
nl80211: Make nl80211_send_mlme_event() atomic
One of the code paths sending deauth/disassoc events ends up calling
this function with rcu_read_lock held, so we must use GFP_ATOMIC in
allocation routines.
Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Jouni Malinen <j@w1.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/wireless/nl80211.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 353e1a4ece8..2456e4ee445 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3334,7 +3334,7 @@ static void nl80211_send_mlme_event(struct cfg80211_registered_device *rdev, struct sk_buff *msg; void *hdr; - msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); + msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); if (!msg) return; @@ -3353,7 +3353,7 @@ static void nl80211_send_mlme_event(struct cfg80211_registered_device *rdev, return; } - genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, GFP_KERNEL); + genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, GFP_ATOMIC); return; nla_put_failure: |