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path: root/drivers/s390/net/cu3088.c
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Diffstat (limited to 'drivers/s390/net/cu3088.c')
-rw-r--r--drivers/s390/net/cu3088.c20
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/s390/net/cu3088.c b/drivers/s390/net/cu3088.c
index 76728ae4b843..8e7697305a4c 100644
--- a/drivers/s390/net/cu3088.c
+++ b/drivers/s390/net/cu3088.c
@@ -62,30 +62,14 @@ static struct device *cu3088_root_dev;
static ssize_t
group_write(struct device_driver *drv, const char *buf, size_t count)
{
- const char *start, *end;
- char bus_ids[2][BUS_ID_SIZE], *argv[2];
- int i;
int ret;
struct ccwgroup_driver *cdrv;
cdrv = to_ccwgroupdrv(drv);
if (!cdrv)
return -EINVAL;
- start = buf;
- for (i=0; i<2; i++) {
- static const char delim[] = {',', '\n'};
- int len;
-
- if (!(end = strchr(start, delim[i])))
- return -EINVAL;
- len = min_t(ptrdiff_t, BUS_ID_SIZE, end - start + 1);
- strlcpy (bus_ids[i], start, len);
- argv[i] = bus_ids[i];
- start = end + 1;
- }
-
- ret = ccwgroup_create(cu3088_root_dev, cdrv->driver_id,
- &cu3088_driver, 2, argv);
+ ret = ccwgroup_create_from_string(cu3088_root_dev, cdrv->driver_id,
+ &cu3088_driver, 2, buf);
return (ret == 0) ? count : ret;
}