diff options
| author | John L. Byrne <john.l.byrne@hp.com> | 2004-10-13 07:26:01 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2004-10-13 07:26:01 -0700 |
| commit | 511ca0be9d97abfefbce4cde77b2332c9d8762db (patch) | |
| tree | 88c124e24b6dae3b5242ac99886a08eb7a7b322e /kernel/fork.c | |
| parent | 011a660daec1f656a28179f675eca7b89e2987cb (diff) | |
[PATCH] fix oops in fork() cleanup path
It will oops on an error path if the thread being forked is a process with
a NULL mm.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 8c7ba481c9a5..7e73e420441e 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1146,7 +1146,8 @@ fork_out: bad_fork_cleanup_namespace: exit_namespace(p); bad_fork_cleanup_mm: - mmput(p->mm); + if (p->mm) + mmput(p->mm); bad_fork_cleanup_signal: exit_signal(p); bad_fork_cleanup_sighand: |