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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Jeremy Linton <jeremy.linton@arm.com>,
        Mathieu Poirier <mathieu.poirier@linaro.org>
Subject: [PATCH 5.13 237/266] coresight: Propagate symlink failure
Date:   Thu, 15 Jul 2021 20:39:52 +0200
Message-Id: <20210715182650.691908855@linuxfoundation.org>
In-Reply-To: <20210715182613.933608881@linuxfoundation.org>
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From: Jeremy Linton <jeremy.linton@arm.com>

commit 51dd19a7e9f8fbbb7cd92b8a357091911eae7f78 upstream.

If the symlink is unable to be created, the driver goes
ahead and continues device creation. Instead lets propagate
the failure, and fail the probe.

Link: https://lore.kernel.org/r/20210526204042.2681700-1-jeremy.linton@arm.com
Fixes: 8a7365c2d418 ("coresight: Expose device connections via sysfs")
Cc: stable@vger.kernel.org
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20210614175901.532683-7-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/hwtracing/coresight/coresight-core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/hwtracing/coresight/coresight-core.c
+++ b/drivers/hwtracing/coresight/coresight-core.c
@@ -1392,7 +1392,7 @@ static int coresight_fixup_device_conns(
 		}
 	}
 
-	return 0;
+	return ret;
 }
 
 static int coresight_remove_match(struct device *dev, void *data)