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| author | Mike Rapoport <rppt@linux.vnet.ibm.com> | 2017-03-09 16:17:09 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-03-09 17:01:10 -0800 |
| commit | 7eb76d457fd758d396bc2e65cb0ace5aae614149 (patch) | |
| tree | 65cef25c2ccabe3574891256e13292939270bdce /mm/mincore.c | |
| parent | bfc7228b9a9647e1c353e50b40297a2929801759 (diff) | |
| download | op-kernel-dev-7eb76d457fd758d396bc2e65cb0ace5aae614149.zip op-kernel-dev-7eb76d457fd758d396bc2e65cb0ace5aae614149.tar.gz | |
userfaultfd: non-cooperative: fix fork fctx->new memleak
We have a memleak in the ->new ctx if the uffd of the parent is closed
before the fork event is read, nothing frees the new context.
Link: http://lkml.kernel.org/r/20170302173738.18994-2-aarcange@redhat.com
Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Reported-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Pavel Emelyanov <xemul@parallels.com>
Cc: Hillf Danton <hillf.zj@alibaba-inc.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mincore.c')
0 files changed, 0 insertions, 0 deletions
