* [patch] pda_power: remove unneeded assignment
@ 2010-08-23 21:21 Dan Carpenter
2010-08-23 21:39 ` Daniel Mack
0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2010-08-23 21:21 UTC (permalink / raw)
To: Anton Vorontsov; +Cc: Daniel Mack, linux-kernel, kernel-janitors
We never use the "ret" value from this assignment, and also
PTR_ERR(NULL) is zero. I looked at it and this driver is designed to
accept a NULL value for "ac_draw". So there isn't a bug in the original
code and we can just remove this confusing assignment.
Signed-off-by: Dan Carpenter <error27@gmail.com>
diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c
index 69f8aa3..63a6a4d 100644
--- a/drivers/power/pda_power.c
+++ b/drivers/power/pda_power.c
@@ -279,7 +279,6 @@ static int pda_power_probe(struct platform_device *pdev)
if (IS_ERR(ac_draw)) {
dev_dbg(dev, "couldn't get ac_draw regulator\n");
ac_draw = NULL;
- ret = PTR_ERR(ac_draw);
}
if (pdata->is_ac_online) {
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [patch] pda_power: remove unneeded assignment
2010-08-23 21:21 [patch] pda_power: remove unneeded assignment Dan Carpenter
@ 2010-08-23 21:39 ` Daniel Mack
0 siblings, 0 replies; 2+ messages in thread
From: Daniel Mack @ 2010-08-23 21:39 UTC (permalink / raw)
To: Dan Carpenter, Anton Vorontsov, linux-kernel, kernel-janitors
On Mon, Aug 23, 2010 at 11:21:03PM +0200, Dan Carpenter wrote:
> We never use the "ret" value from this assignment, and also
> PTR_ERR(NULL) is zero. I looked at it and this driver is designed to
> accept a NULL value for "ac_draw". So there isn't a bug in the original
> code and we can just remove this confusing assignment.
>
> Signed-off-by: Dan Carpenter <error27@gmail.com>
Looks reasonable.
Acked-by: Daniel Mack <daniel@caiaq.de>
> diff --git a/drivers/power/pda_power.c b/drivers/power/pda_power.c
> index 69f8aa3..63a6a4d 100644
> --- a/drivers/power/pda_power.c
> +++ b/drivers/power/pda_power.c
> @@ -279,7 +279,6 @@ static int pda_power_probe(struct platform_device *pdev)
> if (IS_ERR(ac_draw)) {
> dev_dbg(dev, "couldn't get ac_draw regulator\n");
> ac_draw = NULL;
> - ret = PTR_ERR(ac_draw);
> }
>
> if (pdata->is_ac_online) {
> --
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^ permalink raw reply [flat|nested] 2+ messages in thread
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2010-08-23 21:21 [patch] pda_power: remove unneeded assignment Dan Carpenter
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