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author | Renaud Lottiaux <renaud.lottiaux@kerlabs.com> | 2009-06-30 20:41:34 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-01 03:56:00 +0200 |
commit | df279ca8966c3de83105428e3391ab17690802a9 (patch) | |
tree | 9c10bbad25bbb8f3b40bd25ec3aadf8f0c0a4324 /mm/page-writeback.c | |
parent | MAINTAINERS: STARFIRE/DURALAN update (diff) | |
download | linux-df279ca8966c3de83105428e3391ab17690802a9.tar.xz linux-df279ca8966c3de83105428e3391ab17690802a9.zip |
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