linux-kernel - [PATCH] drivers: base: Print error code on synthetic uevent failure

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Message-Id: <20220824165213.1.Ifdb98af3d0c23708a11d8d5ae5697bdb7e96a3cc@changeid>
Date:   Wed, 24 Aug 2022 16:52:16 -0700
From:   Brian Norris <briannorris@...omium.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        Brian Norris <briannorris@...omium.org>
Subject: [PATCH] drivers: base: Print error code on synthetic uevent failure

If we're going to log the failure, we might as well log the return code
too.

Signed-off-by: Brian Norris <briannorris@...omium.org>
---

 drivers/base/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 753e7cca0f40..fd0410329046 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -2509,7 +2509,7 @@ static ssize_t uevent_store(struct device *dev, struct device_attribute *attr,
 	rc = kobject_synth_uevent(&dev->kobj, buf, count);
 
 	if (rc) {
-		dev_err(dev, "uevent: failed to send synthetic uevent\n");
+		dev_err(dev, "uevent: failed to send synthetic uevent: %d\n", rc);
 		return rc;
 	}
 
-- 
2.37.2.672.g94769d06f0-goog