# \[PATCH 09/10\] fbdev: omap2: connector-dvi: use of\_get\_i2c\_adapter\_by\_node interface - Subsystems: FRAMEBUFFER LAYER, OMAP DISPLAY SUBSYSTEM and FRAMEBUFFER SUPPORT (DSS2), THE REST - Maintainers: Helge Deller, Linus Torvalds - List: linux-fbdev - 1 message, 1 author - Page: https://ratatoskr.run/linux-fbdev/2015/07/8716419/t ## \[PATCH 09/10\] fbdev: omap2: connector-dvi: use of\_get\_i2c\_adapter\_by\_node interface - From: Vladimir Zapolskiy \ - Date: 2015-07-08 13:00:16 - Message: https://ratatoskr.run/linux-fbdev/2015/07/8716419.md ```text 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 --- drivers/video/fbdev/omap2/displays-new/connector-dvi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c index a8ce920..d811e6d 100644 --- a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c +++ b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c @@ -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); -- 2.1.4 ```