From: Anton Vorontsov <avorontsov@mvista•com>
To: David Miller <davem@davemloft•net>
Cc: netdev@vger•kernel.org, linuxppc-dev@ozlabs•org
Subject: [PATCH] fsl_pq_mdio: Fix mdiobus allocation handling
Date: Fri, 14 May 2010 18:27:30 +0400 [thread overview]
Message-ID: <20100514142730.GA13137@oksana.dev.rtsoft.ru> (raw)
The driver could return success code even if mdiobus_alloc() failed.
This patch fixes the issue.
Signed-off-by: Anton Vorontsov <avorontsov@mvista•com>
---
drivers/net/fsl_pq_mdio.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c
index 3acac5f..ff028f5 100644
--- a/drivers/net/fsl_pq_mdio.c
+++ b/drivers/net/fsl_pq_mdio.c
@@ -277,15 +277,17 @@ static int fsl_pq_mdio_probe(struct of_device *ofdev,
int tbiaddr = -1;
const u32 *addrp;
u64 addr = 0, size = 0;
- int err = 0;
+ int err;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
new_bus = mdiobus_alloc();
- if (NULL == new_bus)
+ if (!new_bus) {
+ err = -ENOMEM;
goto err_free_priv;
+ }
new_bus->name = "Freescale PowerQUICC MII Bus",
new_bus->read = &fsl_pq_mdio_read,
--
1.7.0.5
reply other threads:[~2010-05-14 14:27 UTC|newest]
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