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| author | Alan Stern <stern@rowland.harvard.edu> | 2006-04-14 16:46:28 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-04-27 10:28:58 -0700 |
| commit | 9fb81ce63671f9743517f628dac935269f2581a9 (patch) | |
| tree | faa959f86a921202d71d6f8564677a6c6e81a1a5 /drivers/usb | |
| parent | 658ad5e001a17be5fadaa8d57d1aa7f7c62628c1 (diff) | |
| download | kernel_samsung_smdk4412-9fb81ce63671f9743517f628dac935269f2581a9.zip kernel_samsung_smdk4412-9fb81ce63671f9743517f628dac935269f2581a9.tar.gz kernel_samsung_smdk4412-9fb81ce63671f9743517f628dac935269f2581a9.tar.bz2 | |
[PATCH] USB: net2280: set driver data before it is used
This patch (as671) fixes a bug in the error pathway for the net2280
probe routine. A failure during probe will cause the driver to call
pci_get_drvdata before the corresponding pci_set_drvdata has been set.
The patch also does a kzalloc conversion.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/gadget/net2280.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c index b2d507f..0b92934 100644 --- a/drivers/usb/gadget/net2280.c +++ b/drivers/usb/gadget/net2280.c @@ -2833,13 +2833,13 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id) } /* alloc, and start init */ - dev = kmalloc (sizeof *dev, SLAB_KERNEL); + dev = kzalloc (sizeof *dev, SLAB_KERNEL); if (dev == NULL){ retval = -ENOMEM; goto done; } - memset (dev, 0, sizeof *dev); + pci_set_drvdata (pdev, dev); spin_lock_init (&dev->lock); dev->pdev = pdev; dev->gadget.ops = &net2280_ops; @@ -2952,7 +2952,6 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id) dev->chiprev = get_idx_reg (dev->regs, REG_CHIPREV) & 0xffff; /* done */ - pci_set_drvdata (pdev, dev); INFO (dev, "%s\n", driver_desc); INFO (dev, "irq %s, pci mem %p, chip rev %04x\n", bufp, base, dev->chiprev); |