drm/bridge/sii8620: add missing error handling in probe

devm_request_threaded_irq result should be checked for errors.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1487764057-23362-1-git-send-email-a.hajda@samsung.com

diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c
index cdd0a9d44ba188d236755b8aa612bec0c59442e5..2d51a2269fc610ffc705abcb7a49c1bdcaffbae9 100644 (file)
--- a/drivers/gpu/drm/bridge/sil-sii8620.c
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -2184,6 +2184,10 @@ static int sii8620_probe(struct i2c_client *client,
                                        sii8620_irq_thread,
                                        IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
                                        "sii8620", ctx);
+       if (ret < 0) {
+               dev_err(dev, "failed to install IRQ handler\n");
+               return ret;
+       }
 
        ctx->gpio_reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
        if (IS_ERR(ctx->gpio_reset)) {