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authorHauke Mehrtens <hauke@hauke-m.de>2020-03-13 14:07:23 +0100
committerHauke Mehrtens <hauke@hauke-m.de>2020-03-29 18:22:10 +0200
commitf0aff72c2bfae884b5482a288a191cc33a37f66b (patch)
treed5c0efca95fd641e3d523d25307103593de57114 /package/kernel/mac80211/patches/subsys/352-cfg80211-fix-page-refcount-issue-in-A-MSDU-decap.patch
parent94949801dec54892046f76e913273df529783cc1 (diff)
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mac80211: Update to version 5.4.27
The removed patches are all integrated in the upstream version now. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'package/kernel/mac80211/patches/subsys/352-cfg80211-fix-page-refcount-issue-in-A-MSDU-decap.patch')
-rw-r--r--package/kernel/mac80211/patches/subsys/352-cfg80211-fix-page-refcount-issue-in-A-MSDU-decap.patch25
1 files changed, 0 insertions, 25 deletions
diff --git a/package/kernel/mac80211/patches/subsys/352-cfg80211-fix-page-refcount-issue-in-A-MSDU-decap.patch b/package/kernel/mac80211/patches/subsys/352-cfg80211-fix-page-refcount-issue-in-A-MSDU-decap.patch
deleted file mode 100644
index b7a291cc46..0000000000
--- a/package/kernel/mac80211/patches/subsys/352-cfg80211-fix-page-refcount-issue-in-A-MSDU-decap.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Date: Mon, 13 Jan 2020 18:34:31 +0100
-Subject: [PATCH] cfg80211: fix page refcount issue in A-MSDU decap
-
-The fragments attached to a skb can be part of a compound page. In that case,
-page_ref_inc will increment the refcount for the wrong page. Fix this by
-using get_page instead, which calls page_ref_inc on the compound head and
-also checks for overflow.
-
-Fixes: 2b67f944f88c ("cfg80211: reuse existing page fragments in A-MSDU rx")
-Cc: stable@vger.kernel.org
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
-
---- a/net/wireless/util.c
-+++ b/net/wireless/util.c
-@@ -564,7 +564,7 @@ __frame_add_frag(struct sk_buff *skb, st
- struct skb_shared_info *sh = skb_shinfo(skb);
- int page_offset;
-
-- page_ref_inc(page);
-+ get_page(page);
- page_offset = ptr - page_address(page);
- skb_add_rx_frag(skb, sh->nr_frags, page, page_offset, len, size);
- }