diff options
| author | Emil Tantilov <emil.s.tantilov@intel.com> | 2025-11-20 16:12:17 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-01-17 16:35:26 +0100 |
| commit | 23391db8a00c23854915b8b72ec1aa10080aa540 (patch) | |
| tree | 44b60f1a61e886b61b656b5ff66300cd9e792ead | |
| parent | ec602a2a4071eb956d656ba968c58fee09f0622d (diff) | |
idpf: fix memory leak in idpf_vc_core_deinit()
[ Upstream commit e111cbc4adf9f9974eed040aeece7e17460f6bff ]
Make sure to free hw->lan_regs. Reported by kmemleak during reset:
unreferenced object 0xff1b913d02a936c0 (size 96):
comm "kworker/u258:14", pid 2174, jiffies 4294958305
hex dump (first 32 bytes):
00 00 00 c0 a8 ba 2d ff 00 00 00 00 00 00 00 00 ......-.........
00 00 40 08 00 00 00 00 00 00 25 b3 a8 ba 2d ff ..@.......%...-.
backtrace (crc 36063c4f):
__kmalloc_noprof+0x48f/0x890
idpf_vc_core_init+0x6ce/0x9b0 [idpf]
idpf_vc_event_task+0x1fb/0x350 [idpf]
process_one_work+0x226/0x6d0
worker_thread+0x19e/0x340
kthread+0x10f/0x250
ret_from_fork+0x251/0x2b0
ret_from_fork_asm+0x1a/0x30
Fixes: 6aa53e861c1a ("idpf: implement get LAN MMIO memory regions")
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Joshua Hay <joshua.a.hay@intel.com>
Tested-by: Samuel Salin <Samuel.salin@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/intel/idpf/idpf_virtchnl.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c index 5bbe7d9294c1..01bbd12a642a 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c +++ b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c @@ -3570,6 +3570,7 @@ init_failed: */ void idpf_vc_core_deinit(struct idpf_adapter *adapter) { + struct idpf_hw *hw = &adapter->hw; bool remove_in_prog; if (!test_bit(IDPF_VC_CORE_INIT, adapter->flags)) @@ -3593,6 +3594,9 @@ void idpf_vc_core_deinit(struct idpf_adapter *adapter) idpf_vport_params_buf_rel(adapter); + kfree(hw->lan_regs); + hw->lan_regs = NULL; + kfree(adapter->vports); adapter->vports = NULL; |