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| author | Gioh Kim <gi-oh.kim@cloud.ionos.com> | 2021-04-19 09:37:15 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-04-20 16:59:04 +0200 |
| commit | 12b06533104e802df73c1fbe159437c19933d6c0 (patch) | |
| tree | a5bd08018c1adf081f1d0642326cf659238609f9 /drivers/block/rnbd/rnbd-clt.h | |
| parent | block/rnbd-clt: Improve find_or_create_sess() return check (diff) | |
| download | linux-12b06533104e802df73c1fbe159437c19933d6c0.tar.xz linux-12b06533104e802df73c1fbe159437c19933d6c0.zip | |
block/rnbd-clt: Fix missing a memory free when unloading the module
When unloading the rnbd-clt module, it does not free a memory
including the filename of the symbolic link to /sys/block/rnbdX.
It is found by kmemleak as below.
unreferenced object 0xffff9f1a83d3c740 (size 16):
comm "bash", pid 736, jiffies 4295179665 (age 9841.310s)
hex dump (first 16 bytes):
21 64 65 76 21 6e 75 6c 6c 62 30 40 62 6c 61 00 !dev!nullb0@bla.
backtrace:
[<0000000039f0c55e>] 0xffffffffc0456c24
[<000000001aab9513>] kernfs_fop_write+0xcf/0x1c0
[<00000000db5aa4b3>] vfs_write+0xdb/0x1d0
[<000000007a2e2207>] ksys_write+0x65/0xe0
[<00000000055e280a>] do_syscall_64+0x50/0x1b0
[<00000000c2b51831>] entry_SYSCALL_64_after_hwframe+0x49/0xbe
Signed-off-by: Gioh Kim <gi-oh.kim@ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Link: https://lore.kernel.org/r/20210419073722.15351-13-gi-oh.kim@ionos.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/rnbd/rnbd-clt.h')
0 files changed, 0 insertions, 0 deletions