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-rw-r--r--drivers/video/tridentfb.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/drivers/video/tridentfb.c b/drivers/video/tridentfb.c
index 14175cdb..55e8aa4 100644
--- a/drivers/video/tridentfb.c
+++ b/drivers/video/tridentfb.c
@@ -1130,7 +1130,8 @@ static int __devinit trident_pci_probe(struct pci_dev * dev, const struct pci_de
if (!request_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len, "tridentfb")) {
debug("request_mem_region failed!\n");
- return -1;
+ err = -1;
+ goto out_unmap;
}
fb_info.screen_base = ioremap_nocache(tridentfb_fix.smem_start,
@@ -1139,7 +1140,8 @@ static int __devinit trident_pci_probe(struct pci_dev * dev, const struct pci_de
if (!fb_info.screen_base) {
release_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len);
debug("ioremap failed\n");
- return -1;
+ err = -1;
+ goto out_unmap;
}
output("%s board found\n", pci_name(dev));
@@ -1162,8 +1164,10 @@ static int __devinit trident_pci_probe(struct pci_dev * dev, const struct pci_de
#endif
fb_info.pseudo_palette = pseudo_pal;
- if (!fb_find_mode(&default_var,&fb_info,mode,NULL,0,NULL,bpp))
- return -EINVAL;
+ if (!fb_find_mode(&default_var,&fb_info,mode,NULL,0,NULL,bpp)) {
+ err = -EINVAL;
+ goto out_unmap;
+ }
fb_alloc_cmap(&fb_info.cmap,256,0);
if (defaultaccel && acc)
default_var.accel_flags |= FB_ACCELF_TEXT;
@@ -1174,12 +1178,20 @@ static int __devinit trident_pci_probe(struct pci_dev * dev, const struct pci_de
fb_info.device = &dev->dev;
if (register_framebuffer(&fb_info) < 0) {
printk(KERN_ERR "tridentfb: could not register Trident framebuffer\n");
- return -EINVAL;
+ err = -EINVAL;
+ goto out_unmap;
}
output("fb%d: %s frame buffer device %dx%d-%dbpp\n",
fb_info.node, fb_info.fix.id,default_var.xres,
default_var.yres,default_var.bits_per_pixel);
return 0;
+
+out_unmap:
+ if (default_par.io_virt)
+ iounmap(default_par.io_virt);
+ if (fb_info.screen_base)
+ iounmap(fb_info.screen_base);
+ return err;
}
static void __devexit trident_pci_remove(struct pci_dev * dev)
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