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usb: gadget: storage_common: use kstrto*() [bug fix] 

This commit fixes an embarrassing bug in the "storage_common:
use kstrto*()" patch which caused fsg_store_ro() to return
zero instead of the length of the consumed buffer.

Signed-off-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Michal Nazarewicz 2011-04-14 11:55:43 +02:00 committed by Greg Kroah-Hartman
parent 865835fa44
commit fd4477b09e
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/gadget/storage_common.c
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@ -708,7 +708,7 @@ static ssize_t fsg_show_file(struct device *dev, struct device_attribute *attr,
static ssize_t fsg_store_ro(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
ssize_t rc = count;
ssize_t rc;
struct fsg_lun *curlun = fsg_lun_from_dev(dev);
struct rw_semaphore *filesem = dev_get_drvdata(dev);
unsigned ro;
@ -729,6 +729,7 @@ static ssize_t fsg_store_ro(struct device *dev, struct device_attribute *attr,
curlun->ro = ro;
curlun->initially_ro = ro;
LDBG(curlun, "read-only status set to %d\n", curlun->ro);
rc = count;
}
up_read(filesem);
return rc;