[PATCH 06/10] Input: sparcspkr - use cleanup facility for device_node

Javier Carrasco javier.carrasco.cruz at gmail.com
Thu Oct 10 14:25:56 PDT 2024


Use the 'free(device_node)' macro to simplify the code by automatically
freeing the device node, which removes the need for explicit calls to
'of_node_put()'.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz at gmail.com>
---
 drivers/input/misc/sparcspkr.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/input/misc/sparcspkr.c b/drivers/input/misc/sparcspkr.c
index 20020cbc0752..bb1c732c8f95 100644
--- a/drivers/input/misc/sparcspkr.c
+++ b/drivers/input/misc/sparcspkr.c
@@ -188,7 +188,6 @@ static int bbc_beep_probe(struct platform_device *op)
 {
 	struct sparcspkr_state *state;
 	struct bbc_beep_info *info;
-	struct device_node *dp;
 	int err = -ENOMEM;
 
 	state = kzalloc(sizeof(*state), GFP_KERNEL);
@@ -199,14 +198,13 @@ static int bbc_beep_probe(struct platform_device *op)
 	state->event = bbc_spkr_event;
 	spin_lock_init(&state->lock);
 
-	dp = of_find_node_by_path("/");
 	err = -ENODEV;
+	struct device_node *dp __free(device_node) = of_find_node_by_path("/");
 	if (!dp)
 		goto out_free;
 
 	info = &state->u.bbc;
 	info->clock_freq = of_getintprop_default(dp, "clock-frequency", 0);
-	of_node_put(dp);
 	if (!info->clock_freq)
 		goto out_free;
 

-- 
2.43.0




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