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| author | Kees Cook <keescook@chromium.org> | 2017-07-12 14:35:22 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-12 16:26:02 -0700 |
| commit | 3d3653f9732c73feb8c4addfc1cbdaa292a399fa (patch) | |
| tree | 325411c382f3be2925f8718591c503d41fea7943 /ipc/msg.c | |
| parent | 51c23b7b7db52493d4fc869cec8c3e8fe27bfcd3 (diff) | |
| download | linux-stable-3d3653f9732c73feb8c4addfc1cbdaa292a399fa.tar.gz linux-stable-3d3653f9732c73feb8c4addfc1cbdaa292a399fa.tar.bz2 linux-stable-3d3653f9732c73feb8c4addfc1cbdaa292a399fa.zip | |
ipc: move atomic_set() to where it is needed
Only after ipc_addid() has succeeded will refcounting be used, so move
initialization into ipc_addid() and remove from open-coded *_alloc()
routines.
Link: http://lkml.kernel.org/r/20170525185107.12869-17-manfred@colorfullife.com
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Manfred Spraul <manfred@colorfullife.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc/msg.c')
| -rw-r--r-- | ipc/msg.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/ipc/msg.c b/ipc/msg.c index cd90bfde89a4..770342e1d327 100644 --- a/ipc/msg.c +++ b/ipc/msg.c @@ -117,8 +117,6 @@ static struct msg_queue *msg_alloc(void) if (unlikely(!msq)) return NULL; - atomic_set(&msq->q_perm.refcount, 1); - return msq; } |