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Groups > linux.kernel > #1289881
| From | Al Viro <viro@ZenIV.linux.org.uk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 1/1] USB: inode.c: fix unbalanced spin_lock in ep0_write |
| Date | 2015-12-11 21:20 +0100 |
| Message-ID | <qECkx-LZ-5@gated-at.bofh.it> (permalink) |
| References | <qEC1c-q7-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri, Dec 11, 2015 at 08:56:26PM +0100, David Eccher wrote: > Fix bad unlock balance: ep0_write enter with the locks locked from inode.c:1769, > hence it must exit with spinlock held to avoid double unlock in dev_config. *Ugh* Just take that spinlock before the if (retval < 0) and don't drop it after clear_req(), then... -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH 1/1] USB: inode.c: fix unbalanced spin_lock in ep0_write David Eccher <d.eccher@gmail.com> - 2015-12-11 21:00 +0100
Re: [PATCH 1/1] USB: inode.c: fix unbalanced spin_lock in ep0_write Al Viro <viro@ZenIV.linux.org.uk> - 2015-12-11 21:20 +0100
Re: [PATCH 1/1] USB: inode.c: fix unbalanced spin_lock in ep0_write David Eccher <d.eccher@gmail.com> - 2015-12-11 22:20 +0100
Re: [PATCH 1/1] USB: inode.c: fix unbalanced spin_lock in ep0_write Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2015-12-11 22:00 +0100
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