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* [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare.
@ 2017-08-01 11:35 Arvind Yadav
  2017-08-01 11:35 ` [PATCH 1/6] mtd: nand: denali: Handle return value of clk_prepare_enable Arvind Yadav
  2017-08-04  7:31 ` [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare Boris Brezillon
  0 siblings, 2 replies; 3+ messages in thread
From: Arvind Yadav @ 2017-08-01 11:35 UTC (permalink / raw)
  To: boris.brezillon, richard, dwmw2, computersforpeace, marek.vasut,
	cyrille.pitchen, narmstrong
  Cc: linux-mtd, linux-kernel

clk_prepare_enable() can fail here and we must check its return value.
*_probe() can fail here and we must disable clock.

Arvind Yadav (6):
  [PATCH 1/6] mtd: nand: denali: Handle return value of clk_prepare_enable.
  [PATCH 2/6] mtd: oxnas_nand: Handle clk_prepare_enable/clk_disable_unprepare.
  [PATCH 3/6] mtd: nand: lpc32xx_slc: Handle return value of clk_prepare_enable.
  [PATCH 4/6] mtd: nand: vf610_nfc: Handle return value of clk_prepare_enable.
  [PATCH 5/6] mtd: nand: lpc32xx_mlc: Handle return value of clk_prepare_enable.
  [PATCH 6/6] mtd: st_spi_fsm: Handle clk_prepare_enable/clk_disable_unprepare.

 drivers/mtd/devices/st_spi_fsm.c | 20 ++++++++++++--------
 drivers/mtd/nand/denali_dt.c     |  4 +++-
 drivers/mtd/nand/lpc32xx_mlc.c   |  9 +++++++--
 drivers/mtd/nand/lpc32xx_slc.c   |  9 +++++++--
 drivers/mtd/nand/oxnas_nand.c    | 25 ++++++++++++++++++-------
 drivers/mtd/nand/vf610_nfc.c     |  5 ++++-
 6 files changed, 51 insertions(+), 21 deletions(-)

-- 
1.9.1

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

* [PATCH 1/6] mtd: nand: denali: Handle return value of clk_prepare_enable.
  2017-08-01 11:35 [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare Arvind Yadav
@ 2017-08-01 11:35 ` Arvind Yadav
  2017-08-04  7:31 ` [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare Boris Brezillon
  1 sibling, 0 replies; 3+ messages in thread
From: Arvind Yadav @ 2017-08-01 11:35 UTC (permalink / raw)
  To: boris.brezillon, richard, dwmw2, computersforpeace, marek.vasut,
	cyrille.pitchen, narmstrong
  Cc: linux-mtd, linux-kernel

clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 drivers/mtd/nand/denali_dt.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/denali_dt.c b/drivers/mtd/nand/denali_dt.c
index 47f398e..56e2e17 100644
--- a/drivers/mtd/nand/denali_dt.c
+++ b/drivers/mtd/nand/denali_dt.c
@@ -118,7 +118,9 @@ static int denali_dt_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "no clk available\n");
 		return PTR_ERR(dt->clk);
 	}
-	clk_prepare_enable(dt->clk);
+	ret = clk_prepare_enable(dt->clk);
+	if (ret)
+		return ret;
 
 	denali->clk_x_rate = clk_get_rate(dt->clk);
 
-- 
1.9.1

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

* Re: [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare.
  2017-08-01 11:35 [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare Arvind Yadav
  2017-08-01 11:35 ` [PATCH 1/6] mtd: nand: denali: Handle return value of clk_prepare_enable Arvind Yadav
@ 2017-08-04  7:31 ` Boris Brezillon
  1 sibling, 0 replies; 3+ messages in thread
From: Boris Brezillon @ 2017-08-04  7:31 UTC (permalink / raw)
  To: Arvind Yadav
  Cc: richard, dwmw2, computersforpeace, marek.vasut, cyrille.pitchen,
	narmstrong, linux-mtd, linux-kernel

On Tue,  1 Aug 2017 17:05:08 +0530
Arvind Yadav <arvind.yadav.cs@gmail.com> wrote:

> clk_prepare_enable() can fail here and we must check its return value.
> *_probe() can fail here and we must disable clock.
> 
> Arvind Yadav (6):
>   [PATCH 1/6] mtd: nand: denali: Handle return value of clk_prepare_enable.
>   [PATCH 2/6] mtd: oxnas_nand: Handle clk_prepare_enable/clk_disable_unprepare.
>   [PATCH 3/6] mtd: nand: lpc32xx_slc: Handle return value of clk_prepare_enable.
>   [PATCH 4/6] mtd: nand: vf610_nfc: Handle return value of clk_prepare_enable.
>   [PATCH 5/6] mtd: nand: lpc32xx_mlc: Handle return value of clk_prepare_enable.
>   [PATCH 6/6] mtd: st_spi_fsm: Handle clk_prepare_enable/clk_disable_unprepare.

Applied everything except patch 4.

Thanks,

Boris

> 
>  drivers/mtd/devices/st_spi_fsm.c | 20 ++++++++++++--------
>  drivers/mtd/nand/denali_dt.c     |  4 +++-
>  drivers/mtd/nand/lpc32xx_mlc.c   |  9 +++++++--
>  drivers/mtd/nand/lpc32xx_slc.c   |  9 +++++++--
>  drivers/mtd/nand/oxnas_nand.c    | 25 ++++++++++++++++++-------
>  drivers/mtd/nand/vf610_nfc.c     |  5 ++++-
>  6 files changed, 51 insertions(+), 21 deletions(-)
> 

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

end of thread, other threads:[~2017-08-04  7:31 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2017-08-01 11:35 [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare Arvind Yadav
2017-08-01 11:35 ` [PATCH 1/6] mtd: nand: denali: Handle return value of clk_prepare_enable Arvind Yadav
2017-08-04  7:31 ` [PATCH 0/6] Handle clk_prepare_enable/clk_disable_unprepare Boris Brezillon

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