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* [PATCH] block2mtd: dubious assignment
@ 2010-10-22 10:47 Nicolas Kaiser
  2010-10-22 14:34 ` Jörn Engel
  0 siblings, 1 reply; 3+ messages in thread
From: Nicolas Kaiser @ 2010-10-22 10:47 UTC (permalink / raw)
  To: Joern Engel; +Cc: linux-mtd, linux-kernel

When block2mtd_erase fails, a duplicated assignment instantly
changes instr->state from MTD_ERASE_FAILED to MTD_ERASE_DONE.

It looks to me like this might not be intended, or is it?

Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
---
 drivers/mtd/devices/block2mtd.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index 9365186..2cf0cc6 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -91,7 +91,6 @@ static int block2mtd_erase(struct mtd_info *mtd, struct erase_info *instr)
 	} else
 		instr->state = MTD_ERASE_DONE;
 
-	instr->state = MTD_ERASE_DONE;
 	mtd_erase_callback(instr);
 	return err;
 }
-- 
1.7.2.2

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] block2mtd: dubious assignment
  2010-10-22 10:47 [PATCH] block2mtd: dubious assignment Nicolas Kaiser
@ 2010-10-22 14:34 ` Jörn Engel
  2010-10-22 16:13   ` Artem Bityutskiy
  0 siblings, 1 reply; 3+ messages in thread
From: Jörn Engel @ 2010-10-22 14:34 UTC (permalink / raw)
  To: Nicolas Kaiser; +Cc: linux-mtd, Joern Engel, linux-kernel

On Fri, 22 October 2010 12:47:24 +0200, Nicolas Kaiser wrote:
> 
> When block2mtd_erase fails, a duplicated assignment instantly
> changes instr->state from MTD_ERASE_FAILED to MTD_ERASE_DONE.
> 
> It looks to me like this might not be intended, or is it?

Definitely not.  Just proves how well block device errors are tested.

> Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
Acked-By: Joern Engel <joern@logfs.org>

Artem, can I leave this patch to you as well?

Jörn

-- 
Eighty percent of success is showing up.
-- Woody Allen

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] block2mtd: dubious assignment
  2010-10-22 14:34 ` Jörn Engel
@ 2010-10-22 16:13   ` Artem Bityutskiy
  0 siblings, 0 replies; 3+ messages in thread
From: Artem Bityutskiy @ 2010-10-22 16:13 UTC (permalink / raw)
  To: Jörn Engel; +Cc: Nicolas Kaiser, linux-mtd, Joern Engel, linux-kernel

On Fri, 2010-10-22 at 16:34 +0200, Jörn Engel wrote:
> On Fri, 22 October 2010 12:47:24 +0200, Nicolas Kaiser wrote:
> > 
> > When block2mtd_erase fails, a duplicated assignment instantly
> > changes instr->state from MTD_ERASE_FAILED to MTD_ERASE_DONE.
> > 
> > It looks to me like this might not be intended, or is it?
> 
> Definitely not.  Just proves how well block device errors are tested.
> 
> > Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
> Acked-By: Joern Engel <joern@logfs.org>
> 
> Artem, can I leave this patch to you as well?

Yes, I'll put it to my l2 tree of course, thanks.

-- 
Best Regards,
Artem Bityutskiy (Битюцкий Артём)

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-10-22 16:13 UTC | newest]

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2010-10-22 10:47 [PATCH] block2mtd: dubious assignment Nicolas Kaiser
2010-10-22 14:34 ` Jörn Engel
2010-10-22 16:13   ` Artem Bityutskiy

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