Messages in this thread Patch in this message | | | Date | Fri, 15 May 2015 10:06:10 +0200 | From | Willy Tarreau <> | Subject | [ 40/48] IB/core: Avoid leakage from kernel to user space |
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2.6.32-longterm review patch. If anyone has any objections, please let me know.
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From: Eli Cohen <eli@dev.mellanox.co.il>
commit 377b513485fd885dea1083a9a5430df65b35e048 upstream.
Clear the reserved field of struct ib_uverbs_async_event_desc which is copied to user space.
Signed-off-by: Eli Cohen <eli@mellanox.com> Reviewed-by: Yann Droneaud <ydroneaud@opteya.com> Signed-off-by: Roland Dreier <roland@purestorage.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Cc: Yann Droneaud <ydroneaud@opteya.com> (cherry picked from commit 852acc0151014ba9731e2f5f2f3df3b6a8960d40) Signed-off-by: Willy Tarreau <w@1wt.eu> --- drivers/infiniband/core/uverbs_main.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index aec0fbd..8da0037 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -433,6 +433,7 @@ static void ib_uverbs_async_handler(struct ib_uverbs_file *file, entry->desc.async.element = element; entry->desc.async.event_type = event; + entry->desc.async.reserved = 0; entry->counter = counter; list_add_tail(&entry->list, &file->async_file->event_list); -- 1.7.12.2.21.g234cd45.dirty
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