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Groups > linux.kernel > #1326136
| From | Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v3] staging: wilc1000: fix double mutex_unlock on failure path in wilc_wlan_cleanup() |
| Date | 2016-02-04 00:10 +0100 |
| Message-ID | <qYeII-fd-53@gated-at.bofh.it> (permalink) |
| References | <qIgbM-3lp-19@gated-at.bofh.it> <qIzep-6Xt-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, Dec 22, 2015 at 08:39:26PM +0300, Alexey Khoroshilov wrote: > If hif_read_reg() or hif_write_reg() fail in wilc_wlan_cleanup(), > it calls release_bus() and continues execution. But it leads to double > release_bus() call that means double unlock of g_linux_wlan->hif_cs mutex. > > Found by Linux Driver Verification project (linuxtesting.org). > > Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> > --- > drivers/staging/wilc1000/wilc_wlan.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) Why is this 'v3'? What changed from the other versions? Please always document it below the --- line so that we have a chance when reviewing them. Please fix up and resend with that information. thanks, greg k-h
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Re: [PATCH v3] staging: wilc1000: fix double mutex_unlock on failure path in wilc_wlan_cleanup() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-02-04 00:10 +0100
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