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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-08-16 03:52:28 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-08-16 03:52:28 +0200 |
commit | 510c8a899caf095cb13d09d203573deef15db2fe (patch) | |
tree | 5ddaa46e8ecef7029c6dd0a4a7801597df707b78 /drivers/pci/pci.c | |
parent | Merge tag 'linux-kselftest-4.13-rc6-fixes' of git://git.kernel.org/pub/scm/li... (diff) | |
parent | bpf: fix bpf_trace_printk on 32 bit archs (diff) | |
download | linux-510c8a899caf095cb13d09d203573deef15db2fe.tar.xz linux-510c8a899caf095cb13d09d203573deef15db2fe.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:
1) Fix TCP checksum offload handling in iwlwifi driver, from Emmanuel
Grumbach.
2) In ksz DSA tagging code, free SKB if skb_put_padto() fails. From
Vivien Didelot.
3) Fix two regressions with bonding on wireless, from Andreas Born.
4) Fix build when busypoll is disabled, from Daniel Borkmann.
5) Fix copy_linear_skb() wrt. SO_PEEK_OFF, from Eric Dumazet.
6) Set SKB cached route properly in inet_rtm_getroute(), from Florian
Westphal.
7) Fix PCI-E relaxed ordering handling in cxgb4 driver, from Ding
Tianhong.
8) Fix module refcnt leak in ULP code, from Sabrina Dubroca.
9) Fix use of GFP_KERNEL in atomic contexts in AF_KEY code, from Eric
Dumazet.
10) Need to purge socket write queue in dccp_destroy_sock(), also from
Eric Dumazet.
11) Make bpf_trace_printk() work properly on 32-bit architectures, from
Daniel Borkmann.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (47 commits)
bpf: fix bpf_trace_printk on 32 bit archs
PCI: fix oops when try to find Root Port for a PCI device
sfc: don't try and read ef10 data on non-ef10 NIC
net_sched: remove warning from qdisc_hash_add
net_sched/sfq: update hierarchical backlog when drop packet
net_sched: reset pointers to tcf blocks in classful qdiscs' destructors
ipv4: fix NULL dereference in free_fib_info_rcu()
net: Fix a typo in comment about sock flags.
ipv6: fix NULL dereference in ip6_route_dev_notify()
tcp: fix possible deadlock in TCP stack vs BPF filter
dccp: purge write queue in dccp_destroy_sock()
udp: fix linear skb reception with PEEK_OFF
ipv6: release rt6->rt6i_idev properly during ifdown
af_key: do not use GFP_KERNEL in atomic contexts
tcp: ulp: avoid module refcnt leak in tcp_set_ulp
net/cxgb4vf: Use new PCI_DEV_FLAGS_NO_RELAXED_ORDERING flag
net/cxgb4: Use new PCI_DEV_FLAGS_NO_RELAXED_ORDERING flag
PCI: Disable Relaxed Ordering Attributes for AMD A1100
PCI: Disable Relaxed Ordering for some Intel processors
PCI: Disable PCIe Relaxed Ordering if unsupported
...
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r-- | drivers/pci/pci.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index b4b7eab29400..da5570cf5c6a 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -522,10 +522,11 @@ struct pci_dev *pci_find_pcie_root_port(struct pci_dev *dev) bridge = pci_upstream_bridge(bridge); } - if (pci_pcie_type(highest_pcie_bridge) != PCI_EXP_TYPE_ROOT_PORT) - return NULL; + if (highest_pcie_bridge && + pci_pcie_type(highest_pcie_bridge) == PCI_EXP_TYPE_ROOT_PORT) + return highest_pcie_bridge; - return highest_pcie_bridge; + return NULL; } EXPORT_SYMBOL(pci_find_pcie_root_port); |