Merge 4.4.137 into kernel.lnx.4.4.r27-rel

Changes in 4.4.137: (25 commits)
        tpm: do not suspend/resume if power stays on
        tpm: self test failure should not cause suspend to fail
        mmap: introduce sane default mmap limits
        mmap: relax file size limit for regular files
        kconfig: Avoid format overflow warning from GCC 8.1
        xfs: fix incorrect log_flushed on fsync
        drm: set FMODE_UNSIGNED_OFFSET for drm files
        brcmfmac: Fix check for ISO3166 code
        bnx2x: use the right constant
        dccp: don't free ccid2_hc_tx_sock struct in dccp_disconnect()
        enic: set DMA mask to 47 bit
        ip6mr: only set ip6mr_table from setsockopt when ip6mr_new_table succeeds
        ipv4: remove warning in ip_recv_error
        isdn: eicon: fix a missing-check bug
        netdev-FAQ: clarify DaveM's position for stable backports
        net/packet: refine check for priv area size
        net: usb: cdc_mbim: add flag FLAG_SEND_ZLP
        packet: fix reserve calculation
        qed: Fix mask for physical address in ILT entry
        net/mlx4: Fix irq-unsafe spinlock usage
        team: use netdev_features_t instead of u32
        rtnetlink: validate attributes in do_setlink()
        net: phy: broadcom: Fix bcm_write_exp()
        net: metrics: add proper netlink validation
        Linux 4.4.137

Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>