Kamal Heib
8a4f300b97
RDMA/hfi1: Fix memory leak in _dev_comp_vect_mappings_create
Make sure to free the allocated cpumask_var_t's to avoid the following
reported memory leak by kmemleak:
$ cat /sys/kernel/debug/kmemleak
unreferenced object 0xffff8897f812d6a8 (size 8):
comm "kworker/1:1", pid 347, jiffies 4294751400 (age 101.703s)
hex dump (first 8 bytes):
00 00 00 00 00 00 00 00 ........
backtrace:
[<00000000bff49664>] alloc_cpumask_var_node+0x4c/0xb0
[<0000000075d3ca81>] hfi1_comp_vectors_set_up+0x20f/0x800 [hfi1]
[<0000000098d420df>] hfi1_init_dd+0x3311/0x4960 [hfi1]
[<0000000071be7e52>] init_one+0x25e/0xf10 [hfi1]
[<000000005483d4c2>] local_pci_probe+0xd4/0x180
[<000000007c3cbc6e>] work_for_cpu_fn+0x51/0xa0
[<000000001d626905>] process_one_work+0x8f0/0x17b0
[<000000007e569e7e>] worker_thread+0x536/0xb50
[<00000000fd39a4a5>] kthread+0x30c/0x3d0
[<0000000056f2edb3>] ret_from_fork+0x3a/0x50
Fixes: 5d18ee67d4 ("IB/{hfi1, rdmavt, qib}: Implement CQ completion vector support")
Link: https://lore.kernel.org/r/20200205110530.12129-1-kamalheib1@gmail.com
Signed-off-by: Kamal Heib <kamalheib1@gmail.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2020-02-11 11:35:45 -04:00
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