From: Wei Yongjun yongjun_wei@trendmicro.com.cn

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 --- drivers/gpu/drm/sti/sti_dvo.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c index aeb5070..ae4c3df 100644 --- a/drivers/gpu/drm/sti/sti_dvo.c +++ b/drivers/gpu/drm/sti/sti_dvo.c @@ -495,8 +495,8 @@ 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)) {