* [PATCH] ACPI: Battery: Allow extract string from integer
@ 2007-10-29 20:29 Alexey Starikovskiy
2007-10-29 20:57 ` Len Brown
0 siblings, 1 reply; 4+ messages in thread
From: Alexey Starikovskiy @ 2007-10-29 20:29 UTC (permalink / raw)
To: LenBrown; +Cc: Linux-acpi
Some machines return integer instead of expected string.
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
---
drivers/acpi/battery.c | 25 +++++++++++++++----------
1 files changed, 15 insertions(+), 10 deletions(-)
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 02a396d..6c06879 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -260,7 +260,7 @@ static int extract_package(struct acpi_battery *battery,
union acpi_object *package,
struct acpi_offsets *offsets, int num)
{
- int i, *x;
+ int i;
union acpi_object *element;
if (package->type != ACPI_TYPE_PACKAGE)
return -EFAULT;
@@ -269,16 +269,21 @@ static int extract_package(struct acpi_battery *battery,
return -EFAULT;
element = &package->package.elements[i];
if (offsets[i].mode) {
- if (element->type != ACPI_TYPE_STRING &&
- element->type != ACPI_TYPE_BUFFER)
- return -EFAULT;
- strncpy((u8 *)battery + offsets[i].offset,
- element->string.pointer, 32);
+ u8 *ptr = (u8 *)battery + offsets[i].offset;
+ if (element->type == ACPI_TYPE_STRING ||
+ element->type == ACPI_TYPE_BUFFER)
+ strncpy(ptr, element->string.pointer, 32);
+ else if (element->type == ACPI_TYPE_INTEGER) {
+ strncpy(ptr, (u8 *)&element->integer.value,
+ sizeof(acpi_integer));
+ ptr[sizeof(acpi_integer)] = 0;
+ } else return -EFAULT;
} else {
- if (element->type != ACPI_TYPE_INTEGER)
- return -EFAULT;
- x = (int *)((u8 *)battery + offsets[i].offset);
- *x = element->integer.value;
+ if (element->type == ACPI_TYPE_INTEGER) {
+ int *x = (int *)((u8 *)battery +
+ offsets[i].offset);
+ *x = element->integer.value;
+ } else return -EFAULT;
}
}
return 0;
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] ACPI: Battery: Allow extract string from integer
2007-10-29 20:29 [PATCH] ACPI: Battery: Allow extract string from integer Alexey Starikovskiy
@ 2007-10-29 20:57 ` Len Brown
2007-10-29 22:37 ` Rafael J. Wysocki
0 siblings, 1 reply; 4+ messages in thread
From: Len Brown @ 2007-10-29 20:57 UTC (permalink / raw)
To: Alexey Starikovskiy, Frans Pop, Andrey Borzenkov; +Cc: Linux-acpi
Applied.
Andrey, Frans,
thanks for helping with Alexey's patch this weekend.
-Len
On Monday 29 October 2007 16:29, Alexey Starikovskiy wrote:
> Some machines return integer instead of expected string.
>
> Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
> ---
>
> drivers/acpi/battery.c | 25 +++++++++++++++----------
> 1 files changed, 15 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
> index 02a396d..6c06879 100644
> --- a/drivers/acpi/battery.c
> +++ b/drivers/acpi/battery.c
> @@ -260,7 +260,7 @@ static int extract_package(struct acpi_battery *battery,
> union acpi_object *package,
> struct acpi_offsets *offsets, int num)
> {
> - int i, *x;
> + int i;
> union acpi_object *element;
> if (package->type != ACPI_TYPE_PACKAGE)
> return -EFAULT;
> @@ -269,16 +269,21 @@ static int extract_package(struct acpi_battery *battery,
> return -EFAULT;
> element = &package->package.elements[i];
> if (offsets[i].mode) {
> - if (element->type != ACPI_TYPE_STRING &&
> - element->type != ACPI_TYPE_BUFFER)
> - return -EFAULT;
> - strncpy((u8 *)battery + offsets[i].offset,
> - element->string.pointer, 32);
> + u8 *ptr = (u8 *)battery + offsets[i].offset;
> + if (element->type == ACPI_TYPE_STRING ||
> + element->type == ACPI_TYPE_BUFFER)
> + strncpy(ptr, element->string.pointer, 32);
> + else if (element->type == ACPI_TYPE_INTEGER) {
> + strncpy(ptr, (u8 *)&element->integer.value,
> + sizeof(acpi_integer));
> + ptr[sizeof(acpi_integer)] = 0;
> + } else return -EFAULT;
> } else {
> - if (element->type != ACPI_TYPE_INTEGER)
> - return -EFAULT;
> - x = (int *)((u8 *)battery + offsets[i].offset);
> - *x = element->integer.value;
> + if (element->type == ACPI_TYPE_INTEGER) {
> + int *x = (int *)((u8 *)battery +
> + offsets[i].offset);
> + *x = element->integer.value;
> + } else return -EFAULT;
> }
> }
> return 0;
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] ACPI: Battery: Allow extract string from integer
2007-10-29 20:57 ` Len Brown
@ 2007-10-29 22:37 ` Rafael J. Wysocki
2007-10-30 15:12 ` Len Brown
0 siblings, 1 reply; 4+ messages in thread
From: Rafael J. Wysocki @ 2007-10-29 22:37 UTC (permalink / raw)
To: Len Brown; +Cc: Alexey Starikovskiy, Frans Pop, Andrey Borzenkov, Linux-acpi
Hi,
On Monday, 29 October 2007 21:57, Len Brown wrote:
> Applied.
>
> Andrey, Frans,
> thanks for helping with Alexey's patch this weekend.
Please let me know when it goes to Linus.
Thanks,
Rafael
> On Monday 29 October 2007 16:29, Alexey Starikovskiy wrote:
> > Some machines return integer instead of expected string.
> >
> > Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
> > ---
> >
> > drivers/acpi/battery.c | 25 +++++++++++++++----------
> > 1 files changed, 15 insertions(+), 10 deletions(-)
> >
> > diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
> > index 02a396d..6c06879 100644
> > --- a/drivers/acpi/battery.c
> > +++ b/drivers/acpi/battery.c
> > @@ -260,7 +260,7 @@ static int extract_package(struct acpi_battery *battery,
> > union acpi_object *package,
> > struct acpi_offsets *offsets, int num)
> > {
> > - int i, *x;
> > + int i;
> > union acpi_object *element;
> > if (package->type != ACPI_TYPE_PACKAGE)
> > return -EFAULT;
> > @@ -269,16 +269,21 @@ static int extract_package(struct acpi_battery *battery,
> > return -EFAULT;
> > element = &package->package.elements[i];
> > if (offsets[i].mode) {
> > - if (element->type != ACPI_TYPE_STRING &&
> > - element->type != ACPI_TYPE_BUFFER)
> > - return -EFAULT;
> > - strncpy((u8 *)battery + offsets[i].offset,
> > - element->string.pointer, 32);
> > + u8 *ptr = (u8 *)battery + offsets[i].offset;
> > + if (element->type == ACPI_TYPE_STRING ||
> > + element->type == ACPI_TYPE_BUFFER)
> > + strncpy(ptr, element->string.pointer, 32);
> > + else if (element->type == ACPI_TYPE_INTEGER) {
> > + strncpy(ptr, (u8 *)&element->integer.value,
> > + sizeof(acpi_integer));
> > + ptr[sizeof(acpi_integer)] = 0;
> > + } else return -EFAULT;
> > } else {
> > - if (element->type != ACPI_TYPE_INTEGER)
> > - return -EFAULT;
> > - x = (int *)((u8 *)battery + offsets[i].offset);
> > - *x = element->integer.value;
> > + if (element->type == ACPI_TYPE_INTEGER) {
> > + int *x = (int *)((u8 *)battery +
> > + offsets[i].offset);
> > + *x = element->integer.value;
> > + } else return -EFAULT;
> > }
> > }
> > return 0;
> >
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
> >
> -
> To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] ACPI: Battery: Allow extract string from integer
2007-10-29 22:37 ` Rafael J. Wysocki
@ 2007-10-30 15:12 ` Len Brown
0 siblings, 0 replies; 4+ messages in thread
From: Len Brown @ 2007-10-30 15:12 UTC (permalink / raw)
To: Rafael J. Wysocki
Cc: Alexey Starikovskiy, Frans Pop, Andrey Borzenkov, Linux-acpi
On Monday 29 October 2007 18:37, Rafael J. Wysocki wrote:
> Hi,
>
> On Monday, 29 October 2007 21:57, Len Brown wrote:
> > Applied.
> >
> > Andrey, Frans,
> > thanks for helping with Alexey's patch this weekend.
>
> Please let me know when it goes to Linus.
It went up last night, so it is included in 2.6.24-rc1-git6
thanks,
-Len
>
> > On Monday 29 October 2007 16:29, Alexey Starikovskiy wrote:
> > > Some machines return integer instead of expected string.
> > >
> > > Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
> > > ---
> > >
> > > drivers/acpi/battery.c | 25 +++++++++++++++----------
> > > 1 files changed, 15 insertions(+), 10 deletions(-)
> > >
> > > diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
> > > index 02a396d..6c06879 100644
> > > --- a/drivers/acpi/battery.c
> > > +++ b/drivers/acpi/battery.c
> > > @@ -260,7 +260,7 @@ static int extract_package(struct acpi_battery *battery,
> > > union acpi_object *package,
> > > struct acpi_offsets *offsets, int num)
> > > {
> > > - int i, *x;
> > > + int i;
> > > union acpi_object *element;
> > > if (package->type != ACPI_TYPE_PACKAGE)
> > > return -EFAULT;
> > > @@ -269,16 +269,21 @@ static int extract_package(struct acpi_battery *battery,
> > > return -EFAULT;
> > > element = &package->package.elements[i];
> > > if (offsets[i].mode) {
> > > - if (element->type != ACPI_TYPE_STRING &&
> > > - element->type != ACPI_TYPE_BUFFER)
> > > - return -EFAULT;
> > > - strncpy((u8 *)battery + offsets[i].offset,
> > > - element->string.pointer, 32);
> > > + u8 *ptr = (u8 *)battery + offsets[i].offset;
> > > + if (element->type == ACPI_TYPE_STRING ||
> > > + element->type == ACPI_TYPE_BUFFER)
> > > + strncpy(ptr, element->string.pointer, 32);
> > > + else if (element->type == ACPI_TYPE_INTEGER) {
> > > + strncpy(ptr, (u8 *)&element->integer.value,
> > > + sizeof(acpi_integer));
> > > + ptr[sizeof(acpi_integer)] = 0;
> > > + } else return -EFAULT;
> > > } else {
> > > - if (element->type != ACPI_TYPE_INTEGER)
> > > - return -EFAULT;
> > > - x = (int *)((u8 *)battery + offsets[i].offset);
> > > - *x = element->integer.value;
> > > + if (element->type == ACPI_TYPE_INTEGER) {
> > > + int *x = (int *)((u8 *)battery +
> > > + offsets[i].offset);
> > > + *x = element->integer.value;
> > > + } else return -EFAULT;
> > > }
> > > }
> > > return 0;
> > >
> > > -
> > > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
> > > the body of a message to majordomo@vger.kernel.org
> > > More majordomo info at http://vger.kernel.org/majordomo-info.html
> > >
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
> >
> >
> -
> To unsubscribe from this list: send the line "unsubscribe linux-acpi" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
^ permalink raw reply [flat|nested] 4+ messages in thread
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Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2007-10-29 20:29 [PATCH] ACPI: Battery: Allow extract string from integer Alexey Starikovskiy
2007-10-29 20:57 ` Len Brown
2007-10-29 22:37 ` Rafael J. Wysocki
2007-10-30 15:12 ` Len Brown
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