2021-04-11 23:09:56

by Chaitanya Kulkarni

[permalink] [raw]
Subject: [PATCH] gdrom: fix compilation error

Use the right name for the struct request variable that removes the
following compilation error :-

make --silent --keep-going --jobs=8
O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=sh
CROSS_COMPILE=sh4-linux-gnu- 'CC=sccache sh4-linux-gnu-gcc'
'HOSTCC=sccache gcc'

In file included from /builds/linux/include/linux/scatterlist.h:9,
from /builds/linux/include/linux/dma-mapping.h:10,
from /builds/linux/drivers/cdrom/gdrom.c:16:
/builds/linux/drivers/cdrom/gdrom.c: In function 'gdrom_readdisk_dma':
/builds/linux/drivers/cdrom/gdrom.c:586:61: error: 'rq' undeclared
(first use in this function)
586 | __raw_writel(page_to_phys(bio_page(req->bio)) + bio_offset(rq->bio),
| ^~

Reported-by: Naresh Kamboju <[email protected]>
Tested-by: Naresh Kamboju <[email protected]>
Signed-off-by: Chaitanya Kulkarni <[email protected]>
---
drivers/cdrom/gdrom.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c
index e7717d090868..742b4a0932e3 100644
--- a/drivers/cdrom/gdrom.c
+++ b/drivers/cdrom/gdrom.c
@@ -583,7 +583,7 @@ static blk_status_t gdrom_readdisk_dma(struct request *req)
read_command->cmd[1] = 0x20;
block = blk_rq_pos(req)/GD_TO_BLK + GD_SESSION_OFFSET;
block_cnt = blk_rq_sectors(req)/GD_TO_BLK;
- __raw_writel(page_to_phys(bio_page(req->bio)) + bio_offset(rq->bio),
+ __raw_writel(page_to_phys(bio_page(req->bio)) + bio_offset(req->bio),
GDROM_DMA_STARTADDR_REG);
__raw_writel(block_cnt * GDROM_HARD_SECTOR, GDROM_DMA_LENGTH_REG);
__raw_writel(1, GDROM_DMA_DIRECTION_REG);
--
2.22.1


2021-04-12 01:33:04

by Bart Van Assche

[permalink] [raw]
Subject: Re: [PATCH] gdrom: fix compilation error

On 4/11/21 3:43 PM, Chaitanya Kulkarni wrote:
> Use the right name for the struct request variable that removes the
> following compilation error :-
>
> make --silent --keep-going --jobs=8
> O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=sh
> CROSS_COMPILE=sh4-linux-gnu- 'CC=sccache sh4-linux-gnu-gcc'
> 'HOSTCC=sccache gcc'
>
> In file included from /builds/linux/include/linux/scatterlist.h:9,
> from /builds/linux/include/linux/dma-mapping.h:10,
> from /builds/linux/drivers/cdrom/gdrom.c:16:
> /builds/linux/drivers/cdrom/gdrom.c: In function 'gdrom_readdisk_dma':
> /builds/linux/drivers/cdrom/gdrom.c:586:61: error: 'rq' undeclared
> (first use in this function)
> 586 | __raw_writel(page_to_phys(bio_page(req->bio)) + bio_offset(rq->bio),
> | ^~

How about adding a Fixes: tag?

Thanks,

Bart.

2021-04-12 01:42:06

by Jens Axboe

[permalink] [raw]
Subject: Re: [PATCH] gdrom: fix compilation error

On 4/11/21 7:12 PM, Bart Van Assche wrote:
> On 4/11/21 3:43 PM, Chaitanya Kulkarni wrote:
>> Use the right name for the struct request variable that removes the
>> following compilation error :-
>>
>> make --silent --keep-going --jobs=8
>> O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=sh
>> CROSS_COMPILE=sh4-linux-gnu- 'CC=sccache sh4-linux-gnu-gcc'
>> 'HOSTCC=sccache gcc'
>>
>> In file included from /builds/linux/include/linux/scatterlist.h:9,
>> from /builds/linux/include/linux/dma-mapping.h:10,
>> from /builds/linux/drivers/cdrom/gdrom.c:16:
>> /builds/linux/drivers/cdrom/gdrom.c: In function 'gdrom_readdisk_dma':
>> /builds/linux/drivers/cdrom/gdrom.c:586:61: error: 'rq' undeclared
>> (first use in this function)
>> 586 | __raw_writel(page_to_phys(bio_page(req->bio)) + bio_offset(rq->bio),
>> | ^~
>
> How about adding a Fixes: tag?

Indeed, that's definitely missing. I've added it and applied it.

--
Jens Axboe

2021-04-12 18:15:16

by Chaitanya Kulkarni

[permalink] [raw]
Subject: Re: [PATCH] gdrom: fix compilation error

On 4/11/21 18:33, Jens Axboe wrote:
>>> 586 | __raw_writel(page_to_phys(bio_page(req->bio)) + bio_offset(rq->bio),
>>> | ^~
>> How about adding a Fixes: tag?
> Indeed, that's definitely missing. I've added it and applied it.
>
> --

Sorry about that, thanks for fixing it.