USB: gadget: at91_adc: fix pullup pin validity check

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: linux-usb@vger.kernel.org
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index e81d8a223f76..10f45fa01abd 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1738,7 +1738,7 @@ static int at91udc_probe(struct platform_device *pdev)
 
         /* rm9200 needs manual D+ pullup; off by default */
         if (cpu_is_at91rm9200()) {
-                if (gpio_is_valid(udc->board.pullup_pin)) {
+                if (!gpio_is_valid(udc->board.pullup_pin)) {
                         DBG("no D+ pullup?\n");
                         retval = -ENODEV;
                         goto fail0;