* [PATCH] spi: Remove the dead code
@ 2022-10-04 5:56 Muhammad Usama Anjum
2022-10-04 11:09 ` Muhammad Usama Anjum
0 siblings, 1 reply; 2+ messages in thread
From: Muhammad Usama Anjum @ 2022-10-04 5:56 UTC (permalink / raw)
To: Mark Brown
Cc: Muhammad Usama Anjum, kernel, kernel-janitors, linux-spi, linux-kernel
The vmallocated_buf is being checked if it is true inside the body of a
if condition which has already checked if it is true. Remove the
duplication and dead code as a result.
Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
---
drivers/spi/spi.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 44e4352d948b..4c51cd4e4ab0 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1057,10 +1057,7 @@ static int spi_map_buf_attrs(struct spi_controller *ctlr, struct device *dev,
min = min_t(size_t, desc_len,
min_t(size_t, len,
PAGE_SIZE - offset_in_page(buf)));
- if (vmalloced_buf)
- vm_page = vmalloc_to_page(buf);
- else
- vm_page = kmap_to_page(buf);
+ vm_page = vmalloc_to_page(buf);
if (!vm_page) {
sg_free_table(sgt);
return -ENOMEM;
--
2.30.2
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] spi: Remove the dead code
2022-10-04 5:56 [PATCH] spi: Remove the dead code Muhammad Usama Anjum
@ 2022-10-04 11:09 ` Muhammad Usama Anjum
0 siblings, 0 replies; 2+ messages in thread
From: Muhammad Usama Anjum @ 2022-10-04 11:09 UTC (permalink / raw)
To: Mark Brown; +Cc: usama.anjum, kernel, kernel-janitors, linux-spi, linux-kernel
Please disregard this patch. This is wrong and not needed.
On 10/4/22 10:56 AM, Muhammad Usama Anjum wrote:
> The vmallocated_buf is being checked if it is true inside the body of a
> if condition which has already checked if it is true. Remove the
> duplication and dead code as a result.
>
> Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
> ---
> drivers/spi/spi.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
> index 44e4352d948b..4c51cd4e4ab0 100644
> --- a/drivers/spi/spi.c
> +++ b/drivers/spi/spi.c
> @@ -1057,10 +1057,7 @@ static int spi_map_buf_attrs(struct spi_controller *ctlr, struct device *dev,
> min = min_t(size_t, desc_len,
> min_t(size_t, len,
> PAGE_SIZE - offset_in_page(buf)));
> - if (vmalloced_buf)
> - vm_page = vmalloc_to_page(buf);
> - else
> - vm_page = kmap_to_page(buf);
> + vm_page = vmalloc_to_page(buf);
> if (!vm_page) {
> sg_free_table(sgt);
> return -ENOMEM;
--
Muhammad Usama Anjum
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2022-10-04 11:10 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-10-04 5:56 [PATCH] spi: Remove the dead code Muhammad Usama Anjum
2022-10-04 11:09 ` Muhammad Usama Anjum
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®