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Groups > linux.kernel > #1475757
| From | Kalle Valo <kvalo@codeaurora.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [v2,1/1] brcmfmac: fix pmksa->bssid usage |
| Date | 2016-09-03 19:10 +0200 |
| Message-ID | <sdmC6-861-19@gated-at.bofh.it> (permalink) |
| References | <s9gvf-27c-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Nicolas Iooss <nicolas.iooss_linux@m4x.org> wrote:
> The struct cfg80211_pmksa defines its bssid field as:
>
> const u8 *bssid;
>
> contrary to struct brcmf_pmksa, which uses:
>
> u8 bssid[ETH_ALEN];
>
> Therefore in brcmf_cfg80211_del_pmksa(), &pmksa->bssid takes the address
> of this field (of type u8**), not the one of its content (which would be
> u8*). Remove the & operator to make brcmf_dbg("%pM") and memcmp()
> behave as expected.
>
> This bug have been found using a custom static checker (which checks the
> usage of %p... attributes at build time). It has been introduced in
> commit 6c404f34f2bd ("brcmfmac: Cleanup pmksa cache handling code"),
> which replaced pmksa->bssid by &pmksa->bssid while refactoring the code,
> without modifying struct cfg80211_pmksa definition.
>
> Replace &pmk[i].bssid with pmk[i].bssid too to make the code clearer,
> this change does not affect the semantic.
>
> Fixes: 6c404f34f2bd ("brcmfmac: Cleanup pmksa cache handling code")
> Cc: stable@vger.kernel.org
> Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Thanks, 1 patch applied to wireless-drivers-next.git:
7703773ef1d8 brcmfmac: fix pmksa->bssid usage
--
Sent by pwcli
https://patchwork.kernel.org/patch/9295351/
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Re: [v2,1/1] brcmfmac: fix pmksa->bssid usage Kalle Valo <kvalo@codeaurora.org> - 2016-09-03 19:10 +0200
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