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authorKulikov Vasiliy <segooon@gmail.com>2010-08-06 23:53:23 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-31 14:48:09 -0700
commit918e3592b9ea865ce29bda06a7200eba80d8d5f8 (patch)
tree3a24139502b5d5788265b581d762bcbaaa3fd625 /drivers/staging/sm7xx/smtcfb.c
parent3a8f2d3c716a218f1499041d74edb07638b45559 (diff)
staging: sm7xx: call disable_pci_device() if pci_probe() failed
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>
Diffstat (limited to 'drivers/staging/sm7xx/smtcfb.c')
-rw-r--r--drivers/staging/sm7xx/smtcfb.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/staging/sm7xx/smtcfb.c b/drivers/staging/sm7xx/smtcfb.c
index f6b401c0ccc9..24f47d6388f4 100644
--- a/drivers/staging/sm7xx/smtcfb.c
+++ b/drivers/staging/sm7xx/smtcfb.c
@@ -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;
}