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net: kcm: fix direct access to bv_len
author
Mina Almasry
<almasrymina@google.com>
Tue, 2 Jan 2024 20:59:58 +0000
(12:59 -0800)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Mon, 5 Feb 2024 20:14:25 +0000
(20:14 +0000)
[ Upstream commit
b15a4cfe100b9acd097d3ae7052448bd1cdc2a3b
]
Minor fix for kcm: code wanting to access the fields inside an skb
frag should use the skb_frag_*() helpers, instead of accessing the
fields directly.
Signed-off-by: Mina Almasry <almasrymina@google.com>
Link:
https://lore.kernel.org/r/20240102205959.794513-1-almasrymina@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/kcm/kcmsock.c
patch
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diff --git
a/net/kcm/kcmsock.c
b/net/kcm/kcmsock.c
index
dd1d8ff
..
083376e
100644
(file)
--- a/
net/kcm/kcmsock.c
+++ b/
net/kcm/kcmsock.c
@@
-634,7
+634,7
@@
retry:
msize = 0;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++)
- msize += skb_
shinfo(skb)->frags[i].bv_len
;
+ msize += skb_
frag_size(&skb_shinfo(skb)->frags[i])
;
iov_iter_bvec(&msg.msg_iter, ITER_SOURCE,
skb_shinfo(skb)->frags, skb_shinfo(skb)->nr_frags,