staging: wfx: gpiod_get_value() can return an error

[linux-2.6-microblaze.git] / drivers / staging / wfx / hif_rx.c

diff --git a/drivers/staging/wfx/hif_rx.c b/drivers/staging/wfx/hif_rx.c
index 2d42652..f99921e 100644 (file)
--- a/drivers/staging/wfx/hif_rx.c
+++ b/drivers/staging/wfx/hif_rx.c
@@ -94,8 +94,8 @@ static int hif_startup_indication(struct wfx_dev *wdev,
 static int hif_wakeup_indication(struct wfx_dev *wdev,
                                 const struct hif_msg *hif, const void *buf)
 {
-       if (!wdev->pdata.gpio_wakeup
-           || !gpiod_get_value(wdev->pdata.gpio_wakeup)) {
+       if (!wdev->pdata.gpio_wakeup ||
+           gpiod_get_value(wdev->pdata.gpio_wakeup) == 0) {
                dev_warn(wdev->dev, "unexpected wake-up indication\n");
                return -EIO;
        }