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| author | Takeshi Misawa <jeliantsurux@gmail.com> | 2018-12-09 06:30:15 +0100 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2018-12-10 09:57:54 +0100 |
| commit | d72f70da60de1af4bfd0f0a3d0ecbc28eea07679 (patch) | |
| tree | 307d66ce28df8bc8a8d79e4579459fd621e1d843 /fs/orangefs | |
| parent | fuse: fix revalidation of attributes for permission check (diff) | |
| download | linux-d72f70da60de1af4bfd0f0a3d0ecbc28eea07679.tar.xz linux-d72f70da60de1af4bfd0f0a3d0ecbc28eea07679.zip | |
fuse: Fix memory leak in fuse_dev_free()
When ntfs is unmounted, the following leak is
reported by kmemleak.
kmemleak report:
unreferenced object 0xffff880052bf4400 (size 4096):
comm "mount.ntfs", pid 16530, jiffies 4294861127 (age 3215.836s)
hex dump (first 32 bytes):
00 44 bf 52 00 88 ff ff 00 44 bf 52 00 88 ff ff .D.R.....D.R....
10 44 bf 52 00 88 ff ff 10 44 bf 52 00 88 ff ff .D.R.....D.R....
backtrace:
[<00000000bf4a2f8d>] fuse_fill_super+0xb22/0x1da0 [fuse]
[<000000004dde0f0c>] mount_bdev+0x263/0x320
[<0000000025aebc66>] mount_fs+0x82/0x2bf
[<0000000042c5a6be>] vfs_kern_mount.part.33+0xbf/0x480
[<00000000ed10cd5b>] do_mount+0x3de/0x2ad0
[<00000000d59ff068>] ksys_mount+0xba/0xd0
[<000000001bda1bcc>] __x64_sys_mount+0xba/0x150
[<00000000ebe26304>] do_syscall_64+0x151/0x490
[<00000000d25f2b42>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[<000000002e0abd2c>] 0xffffffffffffffff
fuse_dev_alloc() allocate fud->pq.processing.
But this hash table is not freed.
Fix this by freeing fud->pq.processing.
Signed-off-by: Takeshi Misawa <jeliantsurux@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Fixes: be2ff42c5d6e ("fuse: Use hash table to link processing request")
Diffstat (limited to 'fs/orangefs')
0 files changed, 0 insertions, 0 deletions