Introduce the scoped variant of the loop to automatically release the
child node when it goes out of scope, which is more robust than the
non-scoped variant, and accounts for new early exits that could be added
in the future.
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@xxxxxxxxx>
---
drivers/dma/mv_xor.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 40b76b40bc30..fa6e4646fdc2 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -1369,10 +1369,9 @@ static int mv_xor_probe(struct platform_device *pdev)
return 0;
if (pdev->dev.of_node) {
- struct device_node *np;
int i = 0;
- for_each_child_of_node(pdev->dev.of_node, np) {
+ for_each_child_of_node_scoped(pdev->dev.of_node, np) {
struct mv_xor_chan *chan;
dma_cap_mask_t cap_mask;
int irq;
@@ -1388,7 +1387,6 @@ static int mv_xor_probe(struct platform_device *pdev)
irq = irq_of_parse_and_map(np, 0);
if (!irq) {
ret = -ENODEV;
- of_node_put(np);
goto err_channel_add;
}
@@ -1397,7 +1395,6 @@ static int mv_xor_probe(struct platform_device *pdev)
if (IS_ERR(chan)) {
ret = PTR_ERR(chan);
irq_dispose_mapping(irq);
- of_node_put(np);
goto err_channel_add;
}
--
2.43.0
