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[PATCH] drivers/video/s3fb.c: fix a use-before-check

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NULL checks should be before the first dereference.

Spotted by the Coverity checker.

Signed-off-by: Adrian Bunk <[email protected]>
Acked-by: Ondrej Zajicek <[email protected]>
Cc: "Antonino A. Daplas" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Adrian Bunk 2007-03-22 00:11:16 -08:00 • committed by Linus Torvalds
commit 47ebea8351
1 changed files with 2 additions and 1 deletions
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3
drivers/video/s3fb.c
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@ -1000,11 +1000,12 @@ err_enable_device:
static void __devexit s3_pci_remove(struct pci_dev *dev)
{
struct fb_info *info = pci_get_drvdata(dev);
struct s3fb_info *par = info->par;
if (info) {
#ifdef CONFIG_MTRR
struct s3fb_info *par = info->par;
if (par->mtrr_reg >= 0) {
mtrr_del(par->mtrr_reg, 0, 0);
par->mtrr_reg = -1;