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authorLee A. Roberts <lee.roberts@hp.com>2013-02-28 08:37:27 +0400
committerDavid S. Miller <davem@davemloft.net>2013-03-01 00:34:26 +0400
commit70fc69bc5a54d9776ace7c99d46eb533f8fb6e89 (patch)
tree8720e9ed3e8d91b80dac204d95cf81a3774ba43a /net/ipv6
parent726bc6b092da4c093eb74d13c07184b18c1af0f1 (diff)
downloadlinux-70fc69bc5a54d9776ace7c99d46eb533f8fb6e89.tar.xz
sctp: fix association hangs due to off-by-one errors in sctp_tsnmap_grow()
In sctp_tsnmap_mark(), correct off-by-one error when calculating size value for sctp_tsnmap_grow(). In sctp_tsnmap_grow(), correct off-by-one error when copying and resizing the tsnmap. If max_tsn_seen is in the LSB of the word, this bit can be lost, causing the corresponding packet to be transmitted again and to be entered as a duplicate into the SCTP reassembly/ordering queues. Change parameter name from "gap" (zero-based index) to "size" (one-based) to enhance code readability. Signed-off-by: Lee A. Roberts <lee.roberts@hp.com> Acked-by: Vlad Yasevich <vyasevich@gmail.com> Acked-by: Neil Horman <nhorman@tuxdriver.com>
Diffstat (limited to 'net/ipv6')
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