* [PATCH] ARM: zx: Fix error handling
@ 2016-10-30 8:10 ` Christophe JAILLET
0 siblings, 0 replies; 9+ messages in thread
From: Christophe JAILLET @ 2016-10-30 8:10 UTC (permalink / raw)
To: jun.nie, linux
Cc: linux-arm-kernel, linux-kernel, kernel-janitors, Christophe JAILLET
'devm_ioremap_resource()' returns an error pointer in case of error, not
NULL. So test it with IS_ERR.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
order to propagate the error value.
---
arch/arm/mach-zx/zx296702-pm-domain.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c b/arch/arm/mach-zx/zx296702-pm-domain.c
index e08574d4e2ca..79dcf2549267 100644
--- a/arch/arm/mach-zx/zx296702-pm-domain.c
+++ b/arch/arm/mach-zx/zx296702-pm-domain.c
@@ -169,7 +169,7 @@ static int zx296702_pd_probe(struct platform_device *pdev)
}
pcubase = devm_ioremap_resource(&pdev->dev, res);
- if (!pcubase) {
+ if (IS_ERR(pcubase)) {
dev_err(&pdev->dev, "ioremap fail.\n");
return -EIO;
}
--
2.9.3
^ permalink raw reply related [flat|nested] 9+ messages in thread
* [PATCH] ARM: zx: Fix error handling
@ 2016-10-30 8:10 ` Christophe JAILLET
0 siblings, 0 replies; 9+ messages in thread
From: Christophe JAILLET @ 2016-10-30 8:10 UTC (permalink / raw)
To: linux-arm-kernel
'devm_ioremap_resource()' returns an error pointer in case of error, not
NULL. So test it with IS_ERR.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
order to propagate the error value.
---
arch/arm/mach-zx/zx296702-pm-domain.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c b/arch/arm/mach-zx/zx296702-pm-domain.c
index e08574d4e2ca..79dcf2549267 100644
--- a/arch/arm/mach-zx/zx296702-pm-domain.c
+++ b/arch/arm/mach-zx/zx296702-pm-domain.c
@@ -169,7 +169,7 @@ static int zx296702_pd_probe(struct platform_device *pdev)
}
pcubase = devm_ioremap_resource(&pdev->dev, res);
- if (!pcubase) {
+ if (IS_ERR(pcubase)) {
dev_err(&pdev->dev, "ioremap fail.\n");
return -EIO;
}
--
2.9.3
^ permalink raw reply related [flat|nested] 9+ messages in thread
* [PATCH] ARM: zx: Fix error handling
@ 2016-10-30 8:10 ` Christophe JAILLET
0 siblings, 0 replies; 9+ messages in thread
From: Christophe JAILLET @ 2016-10-30 8:10 UTC (permalink / raw)
To: linux-arm-kernel
'devm_ioremap_resource()' returns an error pointer in case of error, not
NULL. So test it with IS_ERR.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
order to propagate the error value.
---
arch/arm/mach-zx/zx296702-pm-domain.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c b/arch/arm/mach-zx/zx296702-pm-domain.c
index e08574d4e2ca..79dcf2549267 100644
--- a/arch/arm/mach-zx/zx296702-pm-domain.c
+++ b/arch/arm/mach-zx/zx296702-pm-domain.c
@@ -169,7 +169,7 @@ static int zx296702_pd_probe(struct platform_device *pdev)
}
pcubase = devm_ioremap_resource(&pdev->dev, res);
- if (!pcubase) {
+ if (IS_ERR(pcubase)) {
dev_err(&pdev->dev, "ioremap fail.\n");
return -EIO;
}
--
2.9.3
^ permalink raw reply related [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: zx: Fix error handling
2016-10-30 8:10 ` Christophe JAILLET
(?)
@ 2016-10-31 16:20 ` Russell King - ARM Linux
-1 siblings, 0 replies; 9+ messages in thread
From: Russell King - ARM Linux @ 2016-10-31 16:20 UTC (permalink / raw)
To: Christophe JAILLET, arm
Cc: jun.nie, linux-arm-kernel, linux-kernel, kernel-janitors
Same as the other fix...
On Sun, Oct 30, 2016 at 09:10:10AM +0100, Christophe JAILLET wrote:
> 'devm_ioremap_resource()' returns an error pointer in case of error, not
> NULL. So test it with IS_ERR.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
> 'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
> order to propagate the error value.
> ---
> arch/arm/mach-zx/zx296702-pm-domain.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c b/arch/arm/mach-zx/zx296702-pm-domain.c
> index e08574d4e2ca..79dcf2549267 100644
> --- a/arch/arm/mach-zx/zx296702-pm-domain.c
> +++ b/arch/arm/mach-zx/zx296702-pm-domain.c
> @@ -169,7 +169,7 @@ static int zx296702_pd_probe(struct platform_device *pdev)
> }
>
> pcubase = devm_ioremap_resource(&pdev->dev, res);
> - if (!pcubase) {
> + if (IS_ERR(pcubase)) {
> dev_err(&pdev->dev, "ioremap fail.\n");
> return -EIO;
> }
> --
> 2.9.3
>
--
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.
^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: zx: Fix error handling
@ 2016-10-31 16:20 ` Russell King - ARM Linux
0 siblings, 0 replies; 9+ messages in thread
From: Russell King - ARM Linux @ 2016-10-31 16:20 UTC (permalink / raw)
To: linux-arm-kernel
Same as the other fix...
On Sun, Oct 30, 2016 at 09:10:10AM +0100, Christophe JAILLET wrote:
> 'devm_ioremap_resource()' returns an error pointer in case of error, not
> NULL. So test it with IS_ERR.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
> 'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
> order to propagate the error value.
> ---
> arch/arm/mach-zx/zx296702-pm-domain.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c b/arch/arm/mach-zx/zx296702-pm-domain.c
> index e08574d4e2ca..79dcf2549267 100644
> --- a/arch/arm/mach-zx/zx296702-pm-domain.c
> +++ b/arch/arm/mach-zx/zx296702-pm-domain.c
> @@ -169,7 +169,7 @@ static int zx296702_pd_probe(struct platform_device *pdev)
> }
>
> pcubase = devm_ioremap_resource(&pdev->dev, res);
> - if (!pcubase) {
> + if (IS_ERR(pcubase)) {
> dev_err(&pdev->dev, "ioremap fail.\n");
> return -EIO;
> }
> --
> 2.9.3
>
--
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH] ARM: zx: Fix error handling
@ 2016-10-31 16:20 ` Russell King - ARM Linux
0 siblings, 0 replies; 9+ messages in thread
From: Russell King - ARM Linux @ 2016-10-31 16:20 UTC (permalink / raw)
To: linux-arm-kernel
Same as the other fix...
On Sun, Oct 30, 2016 at 09:10:10AM +0100, Christophe JAILLET wrote:
> 'devm_ioremap_resource()' returns an error pointer in case of error, not
> NULL. So test it with IS_ERR.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
> 'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
> order to propagate the error value.
> ---
> arch/arm/mach-zx/zx296702-pm-domain.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c b/arch/arm/mach-zx/zx296702-pm-domain.c
> index e08574d4e2ca..79dcf2549267 100644
> --- a/arch/arm/mach-zx/zx296702-pm-domain.c
> +++ b/arch/arm/mach-zx/zx296702-pm-domain.c
> @@ -169,7 +169,7 @@ static int zx296702_pd_probe(struct platform_device *pdev)
> }
>
> pcubase = devm_ioremap_resource(&pdev->dev, res);
> - if (!pcubase) {
> + if (IS_ERR(pcubase)) {
> dev_err(&pdev->dev, "ioremap fail.\n");
> return -EIO;
> }
> --
> 2.9.3
>
--
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.
^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: zx: Fix error handling
2016-10-30 8:10 ` Christophe JAILLET
(?)
@ 2016-11-07 21:18 ` Olof Johansson
-1 siblings, 0 replies; 9+ messages in thread
From: Olof Johansson @ 2016-11-07 21:18 UTC (permalink / raw)
To: Christophe JAILLET
Cc: jun.nie, linux, linux-arm-kernel, linux-kernel, kernel-janitors
On Sun, Oct 30, 2016 at 09:10:10AM +0100, Christophe JAILLET wrote:
> 'devm_ioremap_resource()' returns an error pointer in case of error, not
> NULL. So test it with IS_ERR.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
> 'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
> order to propagate the error value.
Applied to fixes-non-critical. Thanks!
-Olof
^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH] ARM: zx: Fix error handling
@ 2016-11-07 21:18 ` Olof Johansson
0 siblings, 0 replies; 9+ messages in thread
From: Olof Johansson @ 2016-11-07 21:18 UTC (permalink / raw)
To: linux-arm-kernel
On Sun, Oct 30, 2016 at 09:10:10AM +0100, Christophe JAILLET wrote:
> 'devm_ioremap_resource()' returns an error pointer in case of error, not
> NULL. So test it with IS_ERR.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
> 'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
> order to propagate the error value.
Applied to fixes-non-critical. Thanks!
-Olof
^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH] ARM: zx: Fix error handling
@ 2016-11-07 21:18 ` Olof Johansson
0 siblings, 0 replies; 9+ messages in thread
From: Olof Johansson @ 2016-11-07 21:18 UTC (permalink / raw)
To: linux-arm-kernel
On Sun, Oct 30, 2016 at 09:10:10AM +0100, Christophe JAILLET wrote:
> 'devm_ioremap_resource()' returns an error pointer in case of error, not
> NULL. So test it with IS_ERR.
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
> 'return -EIO;' could also be turned into 'return PTR_ERR(pcubase);' in
> order to propagate the error value.
Applied to fixes-non-critical. Thanks!
-Olof
^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2016-11-08 1:19 UTC | newest]
Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2016-10-30 8:10 [PATCH] ARM: zx: Fix error handling Christophe JAILLET
2016-10-30 8:10 ` Christophe JAILLET
2016-10-30 8:10 ` Christophe JAILLET
2016-10-31 16:20 ` Russell King - ARM Linux
2016-10-31 16:20 ` Russell King - ARM Linux
2016-10-31 16:20 ` Russell King - ARM Linux
2016-11-07 21:18 ` Olof Johansson
2016-11-07 21:18 ` Olof Johansson
2016-11-07 21:18 ` Olof Johansson
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