mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-12 18:58:37 +03:00
d3393fc512
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10294 3c298f89-4303-0410-b956-a3cf2f4a3e73
62 lines
2.0 KiB
Diff
62 lines
2.0 KiB
Diff
Index: madwifi-trunk-r3280/net80211/ieee80211_input.c
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===================================================================
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--- madwifi-trunk-r3280.orig/net80211/ieee80211_input.c 2008-01-28 17:36:55.186089457 +0100
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+++ madwifi-trunk-r3280/net80211/ieee80211_input.c 2008-01-28 17:38:42.816222949 +0100
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@@ -740,8 +740,10 @@
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skb1 = skb_copy(skb, GFP_ATOMIC);
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/* Increment reference count after copy */
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- if (skb1 != NULL)
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- ieee80211_skb_copy_noderef(skb, skb1);
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+ if (skb1 == NULL)
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+ goto err;
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+
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+ ieee80211_skb_copy_noderef(skb, skb1);
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/* we now have 802.3 MAC hdr followed by 802.2 LLC/SNAP; convert to EthernetII.
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* Note that the frame is at least IEEE80211_MIN_LEN, due to the driver code. */
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@@ -1056,9 +1058,11 @@
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* assemble fragments
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*/
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ni->ni_rxfrag = skb_copy(skb, GFP_ATOMIC);
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- /* We duplicate the reference after skb_copy */
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- ieee80211_skb_copy_noderef(skb, ni->ni_rxfrag);
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- ieee80211_dev_kfree_skb(&skb);
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+ if (ni->ni_rxfrag) {
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+ /* We duplicate the reference after skb_copy */
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+ ieee80211_skb_copy_noderef(skb, ni->ni_rxfrag);
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+ ieee80211_dev_kfree_skb(&skb);
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+ }
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}
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/*
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* Check that we have enough space to hold
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@@ -1072,7 +1076,7 @@
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(skb_end_pointer(skb) - skb->head),
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GFP_ATOMIC);
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/* We duplicate the reference after skb_copy */
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- if (skb != ni->ni_rxfrag)
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+ if ((skb != ni->ni_rxfrag) && ni->ni_rxfrag)
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ieee80211_skb_copy_noderef(skb, ni->ni_rxfrag);
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ieee80211_dev_kfree_skb(&skb);
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}
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@@ -1135,7 +1139,8 @@
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if (ETHER_IS_MULTICAST(eh->ether_dhost)) {
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/* Create a SKB for the BSS to send out. */
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skb1 = skb_copy(skb, GFP_ATOMIC);
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- SKB_CB(skb1)->ni = ieee80211_ref_node(vap->iv_bss);
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+ if (skb1)
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+ SKB_CB(skb1)->ni = ieee80211_ref_node(vap->iv_bss);
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}
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else {
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/*
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@@ -1278,6 +1283,9 @@
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/* XXX: does this always work? */
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tskb = skb_copy(skb, GFP_ATOMIC);
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+ if (!tskb)
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+ return skb;
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+
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/* We duplicate the reference after skb_copy */
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ieee80211_skb_copy_noderef(skb, tskb);
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ieee80211_dev_kfree_skb(&skb);
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