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| Started by | Jens Axboe <axboe@kernel.dk> |
|---|---|
| First post | 2016-07-25 22:50 +0200 |
| Last post | 2016-07-25 22:50 +0200 |
| Articles | 1 — 1 participant |
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Re: [PATCH RESEND] floppy: fix open(O_ACCMODE) for ioctl-only open Jens Axboe <axboe@kernel.dk> - 2016-07-25 22:50 +0200
| From | Jens Axboe <axboe@kernel.dk> |
|---|---|
| Date | 2016-07-25 22:50 +0200 |
| Subject | Re: [PATCH RESEND] floppy: fix open(O_ACCMODE) for ioctl-only open |
| Message-ID | <rYUZ4-Lt-21@gated-at.bofh.it> |
On 06/30/2016 05:18 AM, Jiri Kosina wrote:
> From: Jiri Kosina <jkosina@suse.cz>
>
> Commit 09954bad4 ("floppy: refactor open() flags handling"), as a
> side-effect, causes open(/dev/fdX, O_ACCMODE) to fail. It turns out that
> this is being used setfdprm userspace for ioctl-only open().
>
> Reintroduce back the original behavior wrt !(FMODE_READ|FMODE_WRITE)
> modes, while still keeping the original O_NDELAY bug fixed.
>
> Cc: stable@vger.kernel.org # v4.5+
> Reported-by: Wim Osterholt <wim@djo.tudelft.nl>
> Tested-by: Wim Osterholt <wim@djo.tudelft.nl>
> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Added for this series, thanks.
--
Jens Axboe
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