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staging: sm7xx: call disable_pci_device() if pci_probe() failed

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Driver should call disable_pci_device() if it returns from pci_probe()
with error.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kulikov Vasiliy 2010-08-06 23:53:23 +04:00 committed by Greg Kroah-Hartman
parent 3a8f2d3c71
commit 918e3592b9
1 changed files with 8 additions and 5 deletions
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13
drivers/staging/sm7xx/smtcfb.c
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@ -848,7 +848,6 @@ static int __devinit smtcfb_pci_probe(struct pci_dev *pdev,
"Silicon Motion display driver " SMTC_LINUX_FB_VERSION "\n");
err = pci_enable_device(pdev); /* enable SMTC chip */
if (err)
return err;
err = -ENOMEM;
@ -859,7 +858,7 @@ static int __devinit smtcfb_pci_probe(struct pci_dev *pdev,
sfb = smtc_alloc_fb_info(pdev, name);
if (!sfb)
goto failed;
goto failed_free;
/* Jason (08/13/2009)
* Store fb_info to be further used when suspending and resuming
*/
@ -917,7 +916,8 @@ static int __devinit smtcfb_pci_probe(struct pci_dev *pdev,
printk(KERN_INFO
"%s: unable to map memory mapped IO\n",
sfb->fb.fix.id);
return -ENOMEM;
err = -ENOMEM;
goto failed_fb;
}
/* set MCLK = 14.31818 * (0x16 / 0x2) */
@ -951,8 +951,7 @@ static int __devinit smtcfb_pci_probe(struct pci_dev *pdev,
printk(KERN_INFO
"No valid Silicon Motion display chip was detected!\n");
smtc_free_fb_info(sfb);
return err;
goto failed_fb;
}
/* can support 32 bpp */
@ -986,8 +985,12 @@ static int __devinit smtcfb_pci_probe(struct pci_dev *pdev,
smtc_unmap_smem(sfb);
smtc_unmap_mmio(sfb);
failed_fb:
smtc_free_fb_info(sfb);
failed_free:
pci_disable_device(pdev);
return err;
}