A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-28 02:32:09 -04:00
Code Issues Projects Releases Packages Wiki Activity

block_device_operations->release() should return void

Browse source 
The value passed is 0 in all but "it can never happen" cases (and those
only in a couple of drivers) *and* it would've been lost on the way
out anyway, even if something tried to pass something meaningful.
Just don't bother.

Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2013-05-05 21:52:57 -04:00
commit db2a144bed
37 changed files with 62 additions and 121 deletions
Download patch file Download diff file Expand all files Collapse all files

18
drivers/s390/block/dasd.c
View file

@ -2997,18 +2997,14 @@ unlock:
return rc;
}
static int dasd_release(struct gendisk *disk, fmode_t mode)
static void dasd_release(struct gendisk *disk, fmode_t mode)
{
struct dasd_device *base;
base = dasd_device_from_gendisk(disk);
if (!base)
return -ENODEV;
atomic_dec(&base->block->open_count);
module_put(base->discipline->owner);
dasd_put_device(base);
return 0;
struct dasd_device *base = dasd_device_from_gendisk(disk);
if (base) {
atomic_dec(&base->block->open_count);
module_put(base->discipline->owner);
dasd_put_device(base);
}
}
/*

12
drivers/s390/block/dcssblk.c
View file

@ -26,7 +26,7 @@
#define DCSS_BUS_ID_SIZE 20
static int dcssblk_open(struct block_device *bdev, fmode_t mode);
static int dcssblk_release(struct gendisk *disk, fmode_t mode);
static void dcssblk_release(struct gendisk *disk, fmode_t mode);
static void dcssblk_make_request(struct request_queue *q, struct bio *bio);
static int dcssblk_direct_access(struct block_device *bdev, sector_t secnum,
void **kaddr, unsigned long *pfn);
@ -781,16 +781,15 @@ out:
return rc;
}
static int
static void
dcssblk_release(struct gendisk *disk, fmode_t mode)
{
struct dcssblk_dev_info *dev_info = disk->private_data;
struct segment_info *entry;
int rc;
if (!dev_info) {
rc = -ENODEV;
goto out;
WARN_ON(1);
return;
}
down_write(&dcssblk_devices_sem);
if (atomic_dec_and_test(&dev_info->use_count)
@ -803,9 +802,6 @@ dcssblk_release(struct gendisk *disk, fmode_t mode)
dev_info->save_pending = 0;
}
up_write(&dcssblk_devices_sem);
rc = 0;
out:
return rc;
}
static void

3
drivers/s390/block/scm_blk.c
View file

@ -123,10 +123,9 @@ static int scm_open(struct block_device *blkdev, fmode_t mode)
return scm_get_ref();
}
static int scm_release(struct gendisk *gendisk, fmode_t mode)
static void scm_release(struct gendisk *gendisk, fmode_t mode)
{
scm_put_ref();
return 0;
}
static const struct block_device_operations scm_blk_devops = {