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Mon, 22 Jun 2026 10:47:53 -0700 (PDT) Received: from localhost.localdomain ([49.207.234.96]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-37d15df815csm11306913a91.15.2026.06.22.10.47.49 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 22 Jun 2026 10:47:53 -0700 (PDT) From: Biren Pandya To: linux-media@vger.kernel.org Cc: jacopo.mondi@ideasonboard.com, laurent.pinchart@ideasonboard.com, kieran.bingham+renesas@ideasonboard.com, mchehab@kernel.org, sakari.ailus@linux.intel.com, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Biren Pandya , Jacopo Mondi , Laurent Pinchart , =?UTF-8?q?Niklas=20S=C3=B6derlund?= Subject: [PATCH v3] media: i2c: rdacm21: Fix missing media_entity_cleanup() Date: Mon, 22 Jun 2026 23:17:43 +0530 Message-ID: <20260622174743.61315-2-birenpandya@gmail.com> X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit If an error occurs after media_entity_pads_init() is called, the media entity is left uncleaned, potentially leaking resources or leaving it in an invalid state. Similarly, the remove path misses the cleanup. Add a dedicated error_entity_cleanup label so that media_entity_cleanup() is only invoked on the error path when media_entity_pads_init() has actually succeeded. Also add media_entity_cleanup() to rdacm21_remove() to ensure proper resource release on driver unload. Signed-off-by: Biren Pandya --- Changes in v3: - Added a dedicated error_entity_cleanup label so the cleanup is only called if pads initialization succeeds (per Jacopo Mondi). - Removed Cc stable tag. drivers/media/i2c/rdacm21.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/media/i2c/rdacm21.c b/drivers/media/i2c/rdacm21.c index bcab462708c7..ece8a410e7ce 100644 --- a/drivers/media/i2c/rdacm21.c +++ b/drivers/media/i2c/rdacm21.c @@ -588,10 +588,12 @@ static int rdacm21_probe(struct i2c_client *client) ret = v4l2_async_register_subdev(&dev->sd); if (ret) - goto error_free_ctrls; + goto error_entity_cleanup; return 0; +error_entity_cleanup: + media_entity_cleanup(&dev->sd.entity); error_free_ctrls: v4l2_ctrl_handler_free(&dev->ctrls); error: @@ -606,6 +608,7 @@ static void rdacm21_remove(struct i2c_client *client) v4l2_async_unregister_subdev(&dev->sd); v4l2_ctrl_handler_free(&dev->ctrls); + media_entity_cleanup(&dev->sd.entity); i2c_unregister_device(dev->isp); } -- 2.50.1 (Apple Git-155)