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authorValentine Barshak <vbarshak@ru.mvista.com>2007-12-05 11:14:32 +1100
committerJeff Garzik <jeff@garzik.org>2007-12-07 15:09:06 -0500
commitd09e18bc194c3fa8ae880df4567c719c36a73e9e (patch)
tree9408f49b0ace39e09c60bb0f18ce6d85808395fa /drivers/net/ibm_newemac
parent63b6cad795e0a34e8670291943df8a6f653c1931 (diff)
downloadblackbird-op-linux-d09e18bc194c3fa8ae880df4567c719c36a73e9e.tar.gz
blackbird-op-linux-d09e18bc194c3fa8ae880df4567c719c36a73e9e.zip
ibm_newemac: Call dev_set_drvdata() before tah_reset()
The patch moves dev_set_drvdata(&ofdev->dev, dev) up before tah_reset(ofdev) is called to avoid a NULL pointer dereference, since tah_reset uses drvdata. Signed-off-by: Valentine Barshak <vbarshak@ru.mvista.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/ibm_newemac')
-rw-r--r--drivers/net/ibm_newemac/tah.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ibm_newemac/tah.c b/drivers/net/ibm_newemac/tah.c
index f161fb100e8e..6e35cbe15931 100644
--- a/drivers/net/ibm_newemac/tah.c
+++ b/drivers/net/ibm_newemac/tah.c
@@ -116,13 +116,14 @@ static int __devinit tah_probe(struct of_device *ofdev,
goto err_free;
}
+ dev_set_drvdata(&ofdev->dev, dev);
+
/* Initialize TAH and enable IPv4 checksum verification, no TSO yet */
tah_reset(ofdev);
printk(KERN_INFO
"TAH %s initialized\n", ofdev->node->full_name);
wmb();
- dev_set_drvdata(&ofdev->dev, dev);
return 0;
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