linux-kernel - [PATCH v1] intel_th:Fix repeated initialization

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Message-Id: <20230705145608.4602-1-machel@vivo.com>
Date:   Wed,  5 Jul 2023 22:55:57 +0800
From:   Wang Ming <machel@...o.com>
To:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        linux-kernel@...r.kernel.org
Cc:     opensource.kernel@...o.com, Wang Ming <machel@...o.com>
Subject: [PATCH v1] intel_th:Fix repeated initialization

In intel_th_set_output() function,
the second assignment to hubdrv is
meaningless.

Signed-off-by: Wang Ming <machel@...o.com>
---
 drivers/hwtracing/intel_th/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index cc7f879bb175..804c2f27b159 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -1048,7 +1048,7 @@ int intel_th_set_output(struct intel_th_device *thdev,
 	 * hub is instantiated together with the source device that
 	 * calls here, so guaranteed to be present.
 	 */
-	hubdrv = to_intel_th_driver(hub->dev.driver);
+
 	if (!hubdrv || !try_module_get(hubdrv->driver.owner))
 		return -EINVAL;
 
-- 
2.25.1