xhci: dbc: Replace custom return value with proper Linux error code

Replace the custom return value with proper Linux error code.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20231201150647.1307406-8-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c
index c211c69..779a564 100644 (file)
--- a/drivers/usb/host/xhci-dbgcap.c
+++ b/drivers/usb/host/xhci-dbgcap.c
@@ -593,7 +593,7 @@ static int xhci_do_dbc_start(struct xhci_dbc *dbc)
 static int xhci_do_dbc_stop(struct xhci_dbc *dbc)
 {
        if (dbc->state == DS_DISABLED)
-               return -1;
+               return -EINVAL;
 
        writel(0, &dbc->regs->control);
        dbc->state = DS_DISABLED;