| Message ID | 1400621852-7886-1-git-send-email-rickard_strandqvist@spectrumdigital.se (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c index 9a3f8f1..c43b969 100644 --- a/drivers/video/fbdev/s3fb.c +++ b/drivers/video/fbdev/s3fb.c @@ -1401,9 +1401,10 @@ err_enable_device: static void s3_pci_remove(struct pci_dev *dev) { struct fb_info *info = pci_get_drvdata(dev); - struct s3fb_info __maybe_unused *par = info->par; + struct s3fb_info __maybe_unused *par; if (info) { + par = info->par; #ifdef CONFIG_MTRR if (par->mtrr_reg >= 0) {
There is otherwise a risk of a possible null pointer dereference. Was largely found by using a static code analysis program called cppcheck. Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se> --- drivers/video/fbdev/s3fb.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)