diff mbox series

[16/19] firmware: turris-mox-rwtm: Use devm_mutex_init() instead of mutex_init()

Message ID 20240612135443.30239-17-kabel@kernel.org (mailing list archive)
State Superseded
Headers show
Series Updates for turris-mox-rwtm driver | expand

Commit Message

Marek Behún June 12, 2024, 1:54 p.m. UTC 
Use devm_mutex_init() instead of mutex_init(), to properly call
mutex_destroy() on probe failure / driver unbind.

Signed-off-by: Marek Behún <kabel@kernel.org>
---
 drivers/firmware/turris-mox-rwtm.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/firmware/turris-mox-rwtm.c b/drivers/firmware/turris-mox-rwtm.c
index 5f4dd919ce2e..f753e98f1ca7 100644
--- a/drivers/firmware/turris-mox-rwtm.c
+++ b/drivers/firmware/turris-mox-rwtm.c
@@ -486,7 +486,10 @@  static int turris_mox_rwtm_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, rwtm);
 
-	mutex_init(&rwtm->busy);
+	ret = devm_mutex_init(dev, &rwtm->busy);
+	if (ret < 0)
+		return ret;
+
 	init_completion(&rwtm->cmd_done);
 
 	rwtm->mbox_client.dev = dev;