tipc: fix shift wrapping bug in map_get()
stable inclusion from stable-v5.10.143 commit 22922da7373c38c91dd36de993589b81a4129178 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=22922da7373c38c91dd36de993589b81a4129178 -------------------------------- [ Upstream commit e2b224ab ] There is a shift wrapping bug in this code so anything thing above 31 will return false. Fixes: 35c55c98 ("tipc: add neighbor monitoring framework") Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net> Signed-off-by: NSasha Levin <sashal@kernel.org> Signed-off-by: NJialin Zhang <zhangjialin11@huawei.com> Reviewed-by: NZheng Zengkai <zhengzengkai@huawei.com>
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