Messages in this thread | | | Date | Wed, 7 Jul 2021 06:45:32 -0400 | From | Sasha Levin <> | Subject | Re: [PATCH AUTOSEL 5.10 113/137] wireless: wext-spy: Fix out-of-bounds warning |
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On Tue, Jul 06, 2021 at 04:08:09PM +0200, Johannes Berg wrote: >On Tue, 2021-07-06 at 07:21 -0400, Sasha Levin wrote: >> From: "Gustavo A. R. Silva" <gustavoars@kernel.org> >> >> [ Upstream commit e93bdd78406da9ed01554c51e38b2a02c8ef8025 ] >> >> Fix the following out-of-bounds warning: >> >> net/wireless/wext-spy.c:178:2: warning: 'memcpy' offset [25, 28] from the object at 'threshold' is out of the bounds of referenced subobject 'low' with type 'struct iw_quality' at offset 20 [-Warray-bounds] > >For the record: while this clearly isn't harmful, there's almost >basically no chance that the stable kernel will ever compile warning- >free with -Warray-bounds, so there's not much point in backporting this >patch.
While the warning is a non-issue, it wasn't clear if it fixes a real bug or just silences the warning which is why I took it in.
-- Thanks, Sasha
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