Commit ad38cc5f authored Sep 15, 2015 by Vladimir Zapolskiy Committed by Tomi Valkeinen Sep 24, 2015

fbdev: omap2: connector-dvi: use of_get_i2c_adapter_by_node interface

This change is needed to properly lock I2C bus driver, which serves DDC.

Prior to this change i2c_put_adapter() is misused, which may lead to
an overflow over zero of I2C bus driver user counter.

Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

parent 23aa4db7

drivers/video/fbdev/omap2/displays-new/connector-dvi.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -294,7 +294,7 @@ static int dvic_probe_of(struct platform_device *pdev)

		adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0);
		if (adapter_node) {
		adapter = of_find_i2c_adapter_by_node(adapter_node);
		adapter = of_get_i2c_adapter_by_node(adapter_node);
		if (adapter == NULL) {
		dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n");
		omap_dss_put_device(ddata->in);