diff options
| author | Bart Van Assche <bart.vanassche@wdc.com> | 2018-07-02 14:08:18 -0700 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-07-03 14:14:21 -0600 |
| commit | 995250959d22fc341b5424e3343b0ce5df672461 (patch) | |
| tree | 07adcb0689ef6d29aeb533552817cfc9306f1cec /drivers/fpga/ts73xx-fpga.c | |
| parent | 7496a511a0be976406d0e7ab8cdec7df6e5aac04 (diff) | |
ib_srpt: Fix a use-after-free in srpt_close_ch()
Avoid that KASAN reports the following:
BUG: KASAN: use-after-free in srpt_close_ch+0x4f/0x1b0 [ib_srpt]
Read of size 4 at addr ffff880151180cb8 by task check/4681
CPU: 15 PID: 4681 Comm: check Not tainted 4.18.0-rc2-dbg+ #4
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.0.0-prebuilt.qemu-project.org 04/01/2014
Call Trace:
dump_stack+0xa4/0xf5
print_address_description+0x6f/0x270
kasan_report+0x241/0x360
__asan_load4+0x78/0x80
srpt_close_ch+0x4f/0x1b0 [ib_srpt]
srpt_set_enabled+0xf7/0x1e0 [ib_srpt]
srpt_tpg_enable_store+0xb8/0x120 [ib_srpt]
configfs_write_file+0x14e/0x1d0 [configfs]
__vfs_write+0xd2/0x3b0
vfs_write+0x101/0x270
ksys_write+0xab/0x120
__x64_sys_write+0x43/0x50
do_syscall_64+0x77/0x230
entry_SYSCALL_64_after_hwframe+0x49/0xbe
Fixes: aaf45bd83eba ("IB/srpt: Detect session shutdown reliably")
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/fpga/ts73xx-fpga.c')
0 files changed, 0 insertions, 0 deletions