Commit d3c8a0b2 authored Jun 08, 2015 by Wei Yongjun Committed by Benjamin Gaignard Jun 08, 2015

drm/sti: correctly test devm_ioremap() return



In case of error, the function devm_ioremap_nocache() returns NULL
not ERR_PTR(). The IS_ERR() test in the return value check should
be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

parent ae455773

drivers/gpu/drm/sti/sti_dvo.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -499,8 +499,8 @@ static int sti_dvo_probe(struct platform_device *pdev)
		}
		dvo->regs = devm_ioremap_nocache(dev, res->start,
		resource_size(res));
		if (IS_ERR(dvo->regs))
		return PTR_ERR(dvo->regs);
		if (!dvo->regs)
		return -ENOMEM;

		dvo->clk_pix = devm_clk_get(dev, "dvo_pix");
		if (IS_ERR(dvo->clk_pix)) {