* [PATCH] ACPI: APEI: remove redundant assignment to variable rc
@ 2020-07-22 17:06 Colin King
2020-07-27 13:24 ` Rafael J. Wysocki
0 siblings, 1 reply; 4+ messages in thread
From: Colin King @ 2020-07-22 17:06 UTC (permalink / raw)
To: Rafael J . Wysocki, Len Brown, James Morse, Tony Luck,
Borislav Petkov, linux-acpi
Cc: kernel-janitors, linux-kernel
From: Colin Ian King <colin.king@canonical.com>
The variable rc is being initialized with a value that is
never read and it is being updated later with a new value. The
initialization is redundant and can be removed.
Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
drivers/acpi/apei/hest.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c
index 953a2fae8b15..6e980fe16772 100644
--- a/drivers/acpi/apei/hest.c
+++ b/drivers/acpi/apei/hest.c
@@ -227,7 +227,7 @@ __setup("hest_disable", setup_hest_disable);
void __init acpi_hest_init(void)
{
acpi_status status;
- int rc = -ENODEV;
+ int rc;
unsigned int ghes_count = 0;
if (hest_disable) {
--
2.27.0
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH] ACPI: APEI: remove redundant assignment to variable rc
2020-07-22 17:06 [PATCH] ACPI: APEI: remove redundant assignment to variable rc Colin King
@ 2020-07-27 13:24 ` Rafael J. Wysocki
0 siblings, 0 replies; 4+ messages in thread
From: Rafael J. Wysocki @ 2020-07-27 13:24 UTC (permalink / raw)
To: Colin King
Cc: Rafael J . Wysocki, Len Brown, James Morse, Tony Luck,
Borislav Petkov, ACPI Devel Maling List, kernel-janitors,
Linux Kernel Mailing List
On Wed, Jul 22, 2020 at 7:06 PM Colin King <colin.king@canonical.com> wrote:
>
> From: Colin Ian King <colin.king@canonical.com>
>
> The variable rc is being initialized with a value that is
> never read and it is being updated later with a new value. The
> initialization is redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/acpi/apei/hest.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c
> index 953a2fae8b15..6e980fe16772 100644
> --- a/drivers/acpi/apei/hest.c
> +++ b/drivers/acpi/apei/hest.c
> @@ -227,7 +227,7 @@ __setup("hest_disable", setup_hest_disable);
> void __init acpi_hest_init(void)
> {
> acpi_status status;
> - int rc = -ENODEV;
> + int rc;
> unsigned int ghes_count = 0;
>
> if (hest_disable) {
> --
Applied as 5.9 material, thanks!
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] ACPI: APEI: remove redundant assignment to variable rc
@ 2021-04-15 14:37 Colin King
2021-04-21 16:52 ` Rafael J. Wysocki
0 siblings, 1 reply; 4+ messages in thread
From: Colin King @ 2021-04-15 14:37 UTC (permalink / raw)
To: Rafael J . Wysocki, Len Brown, James Morse, Tony Luck,
Borislav Petkov, linux-acpi
Cc: kernel-janitors, linux-kernel
From: Colin Ian King <colin.king@canonical.com>
The variable rc is being assigned a value that is never read,
the assignment is redundant and can be removed.
Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
drivers/acpi/apei/einj.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
index 133156759551..328e8aeece6c 100644
--- a/drivers/acpi/apei/einj.c
+++ b/drivers/acpi/apei/einj.c
@@ -725,7 +725,6 @@ static int __init einj_init(void)
goto err_release;
}
- rc = -ENOMEM;
einj_param = einj_get_parameter_address();
if ((param_extension || acpi5) && einj_param) {
debugfs_create_x32("flags", S_IRUSR | S_IWUSR, einj_debug_dir,
--
2.30.2
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH] ACPI: APEI: remove redundant assignment to variable rc
2021-04-15 14:37 Colin King
@ 2021-04-21 16:52 ` Rafael J. Wysocki
0 siblings, 0 replies; 4+ messages in thread
From: Rafael J. Wysocki @ 2021-04-21 16:52 UTC (permalink / raw)
To: Colin King
Cc: Rafael J . Wysocki, Len Brown, James Morse, Tony Luck,
Borislav Petkov, ACPI Devel Maling List, kernel-janitors,
Linux Kernel Mailing List
On Thu, Apr 15, 2021 at 4:38 PM Colin King <colin.king@canonical.com> wrote:
>
> From: Colin Ian King <colin.king@canonical.com>
>
> The variable rc is being assigned a value that is never read,
> the assignment is redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/acpi/apei/einj.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
> index 133156759551..328e8aeece6c 100644
> --- a/drivers/acpi/apei/einj.c
> +++ b/drivers/acpi/apei/einj.c
> @@ -725,7 +725,6 @@ static int __init einj_init(void)
> goto err_release;
> }
>
> - rc = -ENOMEM;
> einj_param = einj_get_parameter_address();
> if ((param_extension || acpi5) && einj_param) {
> debugfs_create_x32("flags", S_IRUSR | S_IWUSR, einj_debug_dir,
> --
Applied as 5.13 material, thanks!
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-04-21 16:53 UTC | newest]
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2020-07-22 17:06 [PATCH] ACPI: APEI: remove redundant assignment to variable rc Colin King
2020-07-27 13:24 ` Rafael J. Wysocki
2021-04-15 14:37 Colin King
2021-04-21 16:52 ` Rafael J. Wysocki
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