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[PATCH] better error handing in savagefb_probe

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err remains uninitialized of pci_request_regions fails.

Found by Thorsten Kukuk, I added a few more checks.

Signed-off-by: Olaf Hering <olh@suse.de>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Olaf Hering 2005-09-09 13:04:55 -07:00 committed by Linus Torvalds
parent 544393fe58
commit 6062bfa164
1 changed files with 5 additions and 5 deletions
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10
drivers/video/savage/savagefb_driver.c
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@ -1976,12 +1976,11 @@ static int __devinit savage_init_fb_info (struct fb_info *info,
info->pixmap.buf_align = 4;
info->pixmap.access_align = 32;
fb_alloc_cmap (&info->cmap, NR_PALETTE, 0);
err = fb_alloc_cmap (&info->cmap, NR_PALETTE, 0);
if (!err)
info->flags |= FBINFO_HWACCEL_COPYAREA |
FBINFO_HWACCEL_FILLRECT |
FBINFO_HWACCEL_IMAGEBLIT;
err = 0;
}
#endif
return err;
@ -2009,14 +2008,14 @@ static int __devinit savagefb_probe (struct pci_dev* dev,
if (err)
goto failed_enable;
if (pci_request_regions(dev, "savagefb")) {
if ((err = pci_request_regions(dev, "savagefb"))) {
printk(KERN_ERR "cannot request PCI regions\n");
goto failed_enable;
}
err = -ENOMEM;
if (savage_init_fb_info(info, dev, id))
if ((err = savage_init_fb_info(info, dev, id)))
goto failed_init;
err = savage_map_mmio(info);
@ -2024,6 +2023,7 @@ static int __devinit savagefb_probe (struct pci_dev* dev,
goto failed_mmio;
video_len = savage_init_hw(par);
/* FIXME: cant be negative */
if (video_len < 0) {
err = video_len;
goto failed_mmio;