[PATCH] omapdrm: hdmi4_cec: signedness bug in hdmi4_cec_init()

[Dan Carpenter]

"ret" needs to be signed for the error handling to work.

Fixes: 8d7f934df8d8 ("omapdrm: hdmi4_cec: add OMAP4 HDMI CEC support")
Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>

diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c
index d86873f2abe6..e626eddf24d5 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_cec.c
@@ -352,7 +352,7 @@ int hdmi4_cec_init(struct platform_device *pdev, struct hdmi_core_data *core,
 {
 	const u32 caps = CEC_CAP_TRANSMIT | CEC_CAP_LOG_ADDRS |
 			 CEC_CAP_PASSTHROUGH | CEC_CAP_RC;
-	unsigned int ret;
+	int ret;
 
 	core->adap = cec_allocate_adapter(&hdmi_cec_adap_ops, core,
 		"omap4", caps, CEC_MAX_LOG_ADDRS);