kernel_optimize_test/drivers/misc/mic/scif
Kefeng Wang b0c35cb59f misc: mic: scif: fix potential double free of scif_dev
_scif_init() free scif_dev in the free_sdev erro path,
but _scif_exit will free it again when module exit, it
cause BUG_ON issue,

  kernel BUG at mm/slub.c:3944!
  invalid opcode: 0000 [#1] SMP KASAN PTI

Set scif_dev to NULL in scif_destroy_scifdev() to fix it.

Cc: Sudeep Dutt <sudeep.dutt@intel.com>
Cc: Ashutosh Dixit <ashutosh.dixit@intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-10 18:44:22 +02:00
..
Makefile
scif_api.c
scif_debugfs.c
scif_dma.c
scif_epd.c
scif_epd.h
scif_fd.c
scif_fence.c
scif_main.c
scif_main.h
scif_map.h
scif_mmap.c
scif_nm.c
scif_nodeqp.c
scif_nodeqp.h
scif_peer_bus.c
scif_peer_bus.h
scif_ports.c
scif_rb.c
scif_rb.h
scif_rma_list.c
scif_rma_list.h
scif_rma.c
scif_rma.h