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由 Julia Lawall 提交于
In some error handling cases the lock is not unlocked. A simplified version of the semantic patch that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r exists@ expression E1; identifier f; @@ f (...) { <+... * spin_lock_irqsave (E1,...); ... when != E1 * return ...; ...+> } // </smpl> Signed-off-by: NJulia Lawall <julia@diku.dk> Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org>
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