]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
inet: frags: annotate races around fqdir->dead and fqdir->high_thresh
authorEric Dumazet <edumazet@google.com>
Thu, 13 Jan 2022 09:22:29 +0000 (01:22 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 27 Jan 2022 08:19:54 +0000 (09:19 +0100)
commit577d3c5291dcb8b760869f097f90684e84745175
treed3313ccfde19063eba188ef603a0a3de501d6f3a
parent967ec4b059180679c392dc4a384df11214cb950e
inet: frags: annotate races around fqdir->dead and fqdir->high_thresh

commit 91341fa0003befd097e190ec2a4bf63ad957c49a upstream.

Both fields can be read/written without synchronization,
add proper accessors and documentation.

Fixes: d5dd88794a13 ("inet: fix various use-after-free in defrags units")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
include/net/inet_frag.h
include/net/ipv6_frag.h
net/ipv4/inet_fragment.c
net/ipv4/ip_fragment.c