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* [2.6 patch] net/phy/mdio_bus.c: fix a check-after-use
@ 2008-02-20  0:13 Adrian Bunk
  2008-02-20 16:52 ` Jeff Garzik
  0 siblings, 1 reply; 2+ messages in thread
From: Adrian Bunk @ 2008-02-20  0:13 UTC (permalink / raw)
  To: jgarzik; +Cc: netdev, linux-kernel

This patch fixes a check-after-use spotted by the Coverity checker.

Signed-off-by: Adrian Bunk <bunk@kernel.org>

---
6beeb3ac577d74d72b2f91bd654eecb904c3c17e diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 6e9f619..963630c 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -49,13 +49,13 @@ int mdiobus_register(struct mii_bus *bus)
 	int i;
 	int err = 0;
 
-	mutex_init(&bus->mdio_lock);
-
 	if (NULL == bus || NULL == bus->name ||
 			NULL == bus->read ||
 			NULL == bus->write)
 		return -EINVAL;
 
+	mutex_init(&bus->mdio_lock);
+
 	if (bus->reset)
 		bus->reset(bus);
 


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2008-02-20  0:13 [2.6 patch] net/phy/mdio_bus.c: fix a check-after-use Adrian Bunk
2008-02-20 16:52 ` Jeff Garzik

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