diff options
| author | Renaud Lottiaux <renaud.lottiaux@kerlabs.com> | 2009-06-30 11:41:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-30 18:56:00 -0700 |
| commit | df279ca8966c3de83105428e3391ab17690802a9 (patch) | |
| tree | 9c10bbad25bbb8f3b40bd25ec3aadf8f0c0a4324 /mm/page-writeback.c | |
| parent | b4f90189dc2c7a7e6926ea480ae3404ec3de4581 (diff) | |
bsdacct: fix access to invalid filp in acct_on()
The file opened in acct_on and freshly stored in the ns->bacct struct can
be closed in acct_file_reopen by a concurrent call after we release
acct_lock and before we call mntput(file->f_path.mnt).
Record file->f_path.mnt in a local variable and use this variable only.
Signed-off-by: Renaud Lottiaux <renaud.lottiaux@kerlabs.com>
Signed-off-by: Louis Rilling <louis.rilling@kerlabs.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/page-writeback.c')
0 files changed, 0 insertions, 0 deletions