This is a note to let you know that I've just added the patch titled
IB/core: Fix endianness annotation in rdma_is_multicast_addr()
to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: ib-core-fix-endianness-annotation-in-rdma_is_multicast_addr.patch and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From foo@baz Mon Dec 18 13:29:00 CET 2017
From: Bart Van Assche bart.vanassche@wdc.com Date: Wed, 11 Oct 2017 10:48:43 -0700 Subject: IB/core: Fix endianness annotation in rdma_is_multicast_addr()
From: Bart Van Assche bart.vanassche@wdc.com
[ Upstream commit 1c3aea2bc8f0b2e5b57375ead40457ff75a3a2ec ]
Since ipv4_addr is a big endian 32-bit number, annotate it as such.
Fixes: commit be1d325a3358 ("IB/core: Set RoCEv2 MGID according to spec") Signed-off-by: Bart Van Assche bart.vanassche@wdc.com Reviewed-by: Leon Romanovsky leonro@mellanox.com Signed-off-by: Doug Ledford dledford@redhat.com Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- include/rdma/ib_addr.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/include/rdma/ib_addr.h +++ b/include/rdma/ib_addr.h @@ -306,12 +306,12 @@ static inline void rdma_get_ll_mac(struc
static inline int rdma_is_multicast_addr(struct in6_addr *addr) { - u32 ipv4_addr; + __be32 ipv4_addr;
if (addr->s6_addr[0] == 0xff) return 1;
- memcpy(&ipv4_addr, addr->s6_addr + 12, 4); + ipv4_addr = addr->s6_addr32[3]; return (ipv6_addr_v4mapped(addr) && ipv4_is_multicast(ipv4_addr)); }
Patches currently in stable-queue which might be from bart.vanassche@wdc.com are
queue-4.14/ib-core-fix-endianness-annotation-in-rdma_is_multicast_addr.patch queue-4.14/target-iscsi-detect-conn_cmd_list-corruption-early.patch queue-4.14/target-iscsi-fix-a-race-condition-in-iscsit_add_reject_from_cmd.patch queue-4.14/rdma-cma-avoid-triggering-undefined-behavior.patch queue-4.14/scsi-core-fix-a-scsi_show_rq-null-pointer-dereference.patch queue-4.14/blk-mq-sched-dispatch-from-scheduler-iff-progress-is-made-in-dispatch.patch