RDMA/cma: Fix arguments order in net device validation
stable inclusion from stable-v5.10.143 commit e9ea271c2e43af02c9d9c876519c078b09beeb5c category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0U6 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e9ea271c2e43af02c9d9c876519c078b09beeb5c -------------------------------- [ Upstream commit 27cfde79 ] Fix the order of source and destination addresses when resolving the route between server and client to validate use of correct net device. The reverse order we had so far didn't actually validate the net device as the server would try to resolve the route to itself, thus always getting the server's net device. The issue was discovered when running cm applications on a single host between 2 interfaces with same subnet and source based routing rules. When resolving the reverse route the source based route rules were ignored. Fixes: f887f2ac ("IB/cma: Validate routing of incoming requests") Link: https://lore.kernel.org/r/1c1ec2277a131d277ebcceec987fd338d35b775f.1661251872.git.leonro@nvidia.com Signed-off-by:Michael Guralnik <michaelgur@nvidia.com> Signed-off-by:
Leon Romanovsky <leon@kernel.org> Signed-off-by:
Sasha Levin <sashal@kernel.org> Signed-off-by:
Jialin Zhang <zhangjialin11@huawei.com> Reviewed-by:
Zheng Zengkai <zhengzengkai@huawei.com>
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