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Commit cce7926a authored by Yuanfang Zhang's avatar Yuanfang Zhang
Browse files

coresight: tpdm: unregister tpdm when enable clk fails 



Unregister tpdm when enable clk fails to avoid invalid nodes in user space.

Change-Id: I9904d17881e107de49e6cdffccc39832f5fca705
Signed-off-by: default avatarYuanfang Zhang <zhangyuanfang@codeaurora.org>
parent 7340d09c

drivers/hwtracing/coresight/coresight-tpdm.c

+3 −2
Original line number Diff line number Diff line
@@ -4377,9 +4377,10 @@ static int tpdm_probe(struct amba_device *adev, const struct amba_id *id) 
		return PTR_ERR(drvdata->csdev);



	ret = coresight_enable_reg_clk(drvdata->csdev);

	if (ret)

	if (ret) {

		coresight_unregister(drvdata->csdev);

		return ret;



	}

	version = tpdm_readl(drvdata, CORESIGHT_PERIPHIDR2);

	drvdata->version = BMVAL(version, 4, 7);