Thread (1341 messages) 1341 messages, 165 authors, 2017-04-12

[PATCH] IBM-EMAC: Delete an unnecessary check before the function call "of_dev_put"

From: SF Markus Elfring <hidden>
Date: 2015-02-03 18:51:45
Also in: kernel-janitors, netdev
Subsystem: networking drivers, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Markus Elfring <redacted>
Date: Tue, 3 Feb 2015 19:47:33 +0100

The of_dev_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <redacted>
---
 drivers/net/ethernet/ibm/emac/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c
index 9388a83..162762d 100644
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -2367,7 +2367,7 @@ static int emac_wait_deps(struct emac_instance *dev)
 	err = emac_check_deps(dev, deps) ? 0 : -ENODEV;
 	for (i = 0; i < EMAC_DEP_COUNT; i++) {
 		of_node_put(deps[i].node);
-		if (err && deps[i].ofdev)
+		if (err)
 			of_dev_put(deps[i].ofdev);
 	}
 	if (err == 0) {
-- 
2.2.2
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