2004-04-16 21:23:00

by Dave Jones

[permalink] [raw]
Subject: aty128fb dereference before null check


--- linux-2.6.5/drivers/video/aty/aty128fb.c~ 2004-04-16 22:20:26.000000000 +0100
+++ linux-2.6.5/drivers/video/aty/aty128fb.c 2004-04-16 22:21:29.000000000 +0100
@@ -1998,11 +1998,13 @@
static void __devexit aty128_remove(struct pci_dev *pdev)
{
struct fb_info *info = pci_get_drvdata(pdev);
- struct aty128fb_par *par = info->par;
+ struct aty128fb_par *par;

if (!info)
return;

+ par = info->par;
+
unregister_framebuffer(info);
#ifdef CONFIG_MTRR
if (par->mtrr.vram_valid)