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staging: xgifb: xgifb_probe() error paths missing framebuffer_release()

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framebuffer_release() is missing from error paths.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Aaro Koskinen 2011-02-17 23:29:11 +02:00 committed by Greg Kroah-Hartman
parent decebabf24
commit bb29223453
1 changed files with 28 additions and 11 deletions
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39
drivers/staging/xgifb/XGI_main_26.c
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@ -2935,6 +2935,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
u16 reg16;
u8 reg, reg1;
u8 CR48, CR38;
int ret;
if (XGIfb_off)
return -ENXIO;
@ -2966,8 +2968,10 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
printk("XGIfb: Relocate IO address: %lx [%08lx]\n",
(unsigned long)pci_resource_start(pdev, 2), XGI_Pr.RelIO);
if (pci_enable_device(pdev))
return -EIO;
if (pci_enable_device(pdev)) {
ret = -EIO;
goto error;
}
XGIRegInit(&XGI_Pr, (unsigned long)XGIhw_ext.pjIOAddress);
@ -2976,7 +2980,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
if (reg1 != 0xa1) { /*I/O error */
printk("\nXGIfb: I/O error!!!");
return -EIO;
ret = -EIO;
goto error;
}
switch (xgi_video_info.chip_id) {
@ -3011,7 +3016,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
XGIfb_CRT2_write_enable = IND_XGI_CRT2_WRITE_ENABLE_315;
break;
default:
return -ENODEV;
ret = -ENODEV;
goto error;
}
printk("XGIfb:chipid = %x\n", xgi_video_info.chip);
@ -3052,7 +3058,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
XGIhw_ext.pSR = vmalloc(sizeof(struct XGI_DSReg) * SR_BUFFER_SIZE);
if (XGIhw_ext.pSR == NULL) {
printk(KERN_ERR "XGIfb: Fatal error: Allocating SRReg space failed.\n");
return -ENODEV;
ret = -ENODEV;
goto error;
}
XGIhw_ext.pSR[0].jIdx = XGIhw_ext.pSR[0].jVal = 0xFF;
@ -3060,7 +3067,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
if (XGIhw_ext.pCR == NULL) {
vfree(XGIhw_ext.pSR);
printk(KERN_ERR "XGIfb: Fatal error: Allocating CRReg space failed.\n");
return -ENODEV;
ret = -ENODEV;
goto error;
}
XGIhw_ext.pCR[0].jIdx = XGIhw_ext.pCR[0].jVal = 0xFF;
@ -3100,7 +3108,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
vfree(XGIhw_ext.pSR);
vfree(XGIhw_ext.pCR);
printk(KERN_INFO "XGIfb: Fatal error: Unable to determine RAM size.\n");
return -ENODEV;
ret = -ENODEV;
goto error;
}
if ((xgifb_mode_idx < 0) || ((XGIbios_mode[xgifb_mode_idx].mode_no) != 0xFF)) {
@ -3118,7 +3127,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
printk(KERN_ERR "XGIfb: Is there another framebuffer driver active?\n");
vfree(XGIhw_ext.pSR);
vfree(XGIhw_ext.pCR);
return -ENODEV;
ret = -ENODEV;
goto error;
}
if (!request_mem_region(xgi_video_info.mmio_base, XGIfb_mmio_size, "XGIfb MMIO")) {
@ -3126,7 +3136,8 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
release_mem_region(xgi_video_info.video_base, xgi_video_info.video_size);
vfree(XGIhw_ext.pSR);
vfree(XGIhw_ext.pCR);
return -ENODEV;
ret = -ENODEV;
goto error;
}
xgi_video_info.video_vbase = XGIhw_ext.pjVideoMemoryAddress =
@ -3413,8 +3424,10 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
printk(KERN_INFO "XGIfb: Added MTRRs\n");
#endif
if (register_framebuffer(fb_info) < 0)
return -EINVAL;
if (register_framebuffer(fb_info) < 0) {
ret = -EINVAL;
goto error;
}
XGIfb_registered = 1;
@ -3426,6 +3439,10 @@ static int __devinit xgifb_probe(struct pci_dev *pdev,
dumpVGAReg();
return 0;
error:
framebuffer_release(fb_info);
return ret;
}
/*****************************************************/