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authorH. Peter Anvin <hpa@zytor.com>2009-08-26 17:17:51 -0700
committerH. Peter Anvin <hpa@zytor.com>2009-08-26 17:24:28 -0700
commitb855192c08fcb14adbc5d3a7cab182022d433cca (patch)
tree3a10cafbfbf98cafacf667eb218c71300b351bfa /net/mac80211/rx.c
parentd886c73cd4cf02a71e1650cbcb6176799d78aac1 (diff)
parent3e0e1e9c5a327d4dba8490d83ef55c0564e6e8a7 (diff)
Merge branch 'x86/urgent' into x86/pat
Reason: Change to is_new_memtype_allowed() in x86/urgent Resolved semantic conflicts in: arch/x86/mm/pat.c arch/x86/mm/ioremap.c Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'net/mac80211/rx.c')
-rw-r--r--net/mac80211/rx.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index de5bba7f910..0936fc24942 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2453,6 +2453,18 @@ void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb,
return;
}
+ /*
+ * If we're suspending, it is possible although not too likely
+ * that we'd be receiving frames after having already partially
+ * quiesced the stack. We can't process such frames then since
+ * that might, for example, cause stations to be added or other
+ * driver callbacks be invoked.
+ */
+ if (unlikely(local->quiescing || local->suspended)) {
+ kfree_skb(skb);
+ return;
+ }
+
if (status->flag & RX_FLAG_HT) {
/* rate_idx is MCS index */
if (WARN_ON(status->rate_idx < 0 ||