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drm: sti: tvout: fix return value check in sti_tvout_probe() 

In case of error, the function devm_ioremap_nocache() returns NULL
pointer 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>
This commit is contained in:
Wei Yongjun 2014-08-26 12:17:36 +02:00 committed by Benjamin Gaignard
parent 7963e9db1b
commit 31f32a21aa
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/sti/sti_tvout.c
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@ -591,8 +591,8 @@ static int sti_tvout_probe(struct platform_device *pdev)
return -ENOMEM; return -ENOMEM;
} }
tvout->regs = devm_ioremap_nocache(dev, res->start, resource_size(res)); tvout->regs = devm_ioremap_nocache(dev, res->start, resource_size(res));
if (IS_ERR(tvout->regs)) if (!tvout->regs)
return PTR_ERR(tvout->regs); return -ENOMEM;
/* get reset resources */ /* get reset resources */
tvout->reset = devm_reset_control_get(dev, "tvout"); tvout->reset = devm_reset_control_get(dev, "tvout");