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usb: fotg210-hcd: Don't shadow error codes in store()

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kstrtox() along with regmap API can return different error codes based on
circumstances.

Don't shadow them when returning to the caller.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230120154437.22025-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2023-01-20 17:44:34 +02:00 committed by Greg Kroah-Hartman
parent 861fa1c3fa
commit 7159deb762
1 changed files with 4 additions and 2 deletions
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6
drivers/usb/fotg210/fotg210-hcd.c
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@ -4702,8 +4702,10 @@ static ssize_t uframe_periodic_max_store(struct device *dev,
ssize_t ret;
fotg210 = hcd_to_fotg210(bus_to_hcd(dev_get_drvdata(dev)));
if (kstrtouint(buf, 0, &uframe_periodic_max) < 0)
return -EINVAL;
ret = kstrtouint(buf, 0, &uframe_periodic_max);
if (ret)
return ret;
if (uframe_periodic_max < 100 || uframe_periodic_max >= 125) {
fotg210_info(fotg210, "rejecting invalid request for uframe_periodic_max=%u\n",