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jtag: add check for class_register

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PD#150090: driver defect clean up:
#28


Change-Id: Ib75bbc51cf415b9ccdf8db9bbec7ae764b06e036
Signed-off-by: Bo Yang <bo.yang@amlogic.com>
This commit is contained in:
Bo Yang
2017-08-30 14:56:08 +08:00
committed by Jianxin Pan
parent c27b2a5282
commit aa222a2e4c
1 changed files with 5 additions and 1 deletions
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6
drivers/amlogic/jtag/meson_jtag.c
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@@ -585,7 +585,11 @@ static int aml_jtag_probe(struct platform_device *pdev)
jdev->cls.name = AML_JTAG_NAME;
jdev->cls.owner = THIS_MODULE;
jdev->cls.class_attrs = aml_jtag_attrs;
class_register(&jdev->cls);
ret = class_register(&jdev->cls);
if (ret) {
pr_err("couldn't register sysfs class\n");
return ret;
}
/* setup jtag */
aml_jtag_setup(jdev);