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linux/drivers/net/ethernet/mellanox/mlxsw
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Ido Schimmel 5edb7e8bd5 mlxsw: spectrum_nve: Fix memory leak upon driver reload 
The pointer was NULLed before freeing the memory, resulting in a memory
leak. Trace from kmemleak:

unreferenced object 0xffff88820ae36528 (size 512):
  comm "devlink", pid 5374, jiffies 4295354033 (age 10829.296s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000a43f5195>] kmem_cache_alloc_trace+0x1be/0x330
    [<00000000312f8140>] mlxsw_sp_nve_init+0xcb/0x1ae0
    [<0000000009201d22>] mlxsw_sp_init+0x1382/0x2690
    [<000000007227d877>] mlxsw_sp1_init+0x1b5/0x260
    [<000000004a16feec>] __mlxsw_core_bus_device_register+0x776/0x1360
    [<0000000070ab954c>] mlxsw_devlink_core_bus_device_reload+0x129/0x220
    [<00000000432313d5>] devlink_nl_cmd_reload+0x119/0x1e0
    [<000000003821a06b>] genl_family_rcv_msg+0x813/0x1150
    [<00000000d54d04c0>] genl_rcv_msg+0xd1/0x180
    [<0000000040543d12>] netlink_rcv_skb+0x152/0x3c0
    [<00000000efc4eae8>] genl_rcv+0x2d/0x40
    [<00000000ea645603>] netlink_unicast+0x52f/0x740
    [<00000000641fca1a>] netlink_sendmsg+0x9c7/0xf50
    [<00000000fed4a4b8>] sock_sendmsg+0xbe/0x120
    [<00000000d85795a9>] __sys_sendto+0x397/0x620
    [<00000000c5f84622>] __x64_sys_sendto+0xe6/0x1a0

Fixes: 6e6030bd54 ("mlxsw: spectrum_nve: Implement common NVE core")
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-12-18 09:17:39 -08:00
..
cmd.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
core.c mlxsw: core: Increase timeout during firmware flash process 2018-12-18 09:17:38 -08:00
core.h mlxsw: core: Increase timeout during firmware flash process 2018-12-18 09:17:38 -08:00
core_acl_flex_actions.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
core_acl_flex_actions.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
core_acl_flex_keys.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
core_acl_flex_keys.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
core_hwmon.c mlxsw: core: Fix use-after-free when flashing firmware during init 2018-10-17 22:25:45 -07:00
core_thermal.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
emad.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
i2c.c mlxsw: remove unused arrays mlxsw_i2c_driver_name and mlxsw_pci_driver_name 2018-08-10 10:23:51 -07:00
i2c.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
ib.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
item.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
Kconfig mlxsw: spectrum_acl: Implement common eRP core 2018-07-25 16:46:01 -07:00
Makefile mlxsw: spectrum_nve: Implement common NVE core 2018-10-17 17:45:07 -07:00
minimal.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
pci.c mlxsw: pci: Derive event type from event queue number 2018-10-04 09:53:03 -07:00
pci.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
pci_hw.h mlxsw: pci: Fix a typo 2018-10-10 22:22:07 -07:00
port.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
reg.h mlxsw: reg: QEEC: Add minimum shaper fields 2018-10-31 12:56:58 -07:00
resources.h mlxsw: resources: Add NVE resources 2018-10-11 10:08:23 -07:00
spectrum.c mlxsw: spectrum: Add trap for decapsulated ARP packets 2018-12-18 09:17:38 -08:00
spectrum.h mlxsw: spectrum: Enable VxLAN enslavement to bridges 2018-10-17 17:45:08 -07:00
spectrum1_acl_tcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum1_kvdl.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum1_mr_tcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum2_acl_tcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum2_kvdl.c mlxsw: spectrum: Add a new type of KVD linear record 2018-10-11 10:08:22 -07:00
spectrum2_mr_tcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_atcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_ctcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_erp.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_flex_actions.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_flex_actions.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_flex_keys.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_tcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_acl_tcam.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_buffers.c mlxsw: spectrum_buffers: Tweak SBMM configuration 2018-09-20 07:46:01 -07:00
spectrum_cnt.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_cnt.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_dcb.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_dpipe.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_dpipe.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_fid.c mlxsw: spectrum_fid: Clear NVE configuration when destroying 802.1D FIDs 2018-10-17 17:45:07 -07:00
spectrum_flower.c net_sched: remove list_head from tc_action 2018-08-21 12:45:44 -07:00
spectrum_ipip.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_ipip.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_kvdl.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_mr.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_mr.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_mr_tcam.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_mr_tcam.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_nve.c mlxsw: spectrum_nve: Fix memory leak upon driver reload 2018-12-18 09:17:39 -08:00
spectrum_nve.h mlxsw: spectrum_nve: Implement common NVE core 2018-10-17 17:45:07 -07:00
spectrum_nve_vxlan.c mlxsw: spectrum_nve: Implement VxLAN operations 2018-10-17 17:45:07 -07:00
spectrum_qdisc.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_router.c mlxsw: spectrum_router: Relax GRE decap matching check 2018-12-06 13:31:08 -08:00
spectrum_router.h mlxsw: spectrum: Move L3 protocol and address definitions to global header file 2018-10-11 10:08:22 -07:00
spectrum_span.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_span.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
spectrum_switchdev.c mlxsw: spectrum_switchdev: Fix VLAN device deletion via ioctl 2018-12-06 13:31:09 -08:00
spectrum_switchdev.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
switchib.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
switchx2.c mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00
trap.h mlxsw: spectrum: Add trap for decapsulated ARP packets 2018-12-18 09:17:38 -08:00
txheader.h mlxsw: Replace license text with SPDX identifiers and adjust copyrights 2018-08-09 10:36:10 -07:00