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rds: fix an infoleak in rds_inc_info_copy

The last field "flags" of object "minfo" is not initialized.
Copying this object out may leak kernel stack data.
Assign 0 to it to avoid leak.

Signed-off-by: Kangjie Lu <kjlu@gatech.edu>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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kengiter authored and davem330 committed Jun 2, 2016
1 parent 5d2be14 commit 4116def2337991b39919f3b448326e21c40e0dbb
Showing with 2 additions and 0 deletions.
  1. +2 −0 net/rds/recv.c
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@@ -561,5 +561,7 @@ void rds_inc_info_copy(struct rds_incoming *inc,
minfo.fport = inc->i_hdr.h_dport;
}
minfo.flags = 0;
rds_info_copy(iter, &minfo, sizeof(minfo));
}

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