From: Andrzej Hajda <a.hajda@samsung.com>
Date: Wed, 22 Feb 2017 11:47:37 +0000 (+0100)
Subject: drm/bridge/sii8620: add missing error handling in probe
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e0ba12ea5e1329bc25a774174ea0a102b7876f30;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

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 cdd0a9d44ba1..2d51a2269fc6 100644
--- 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)) {