There is a reversed if statement in this probe function so the driver is completely broken.
Fixes: dc13cac4862c ("video: hgafb: fix potential NULL pointer dereference") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com --- drivers/video/fbdev/hgafb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c index cc8e62ae93f6..bd3d07aa4f0e 100644 --- a/drivers/video/fbdev/hgafb.c +++ b/drivers/video/fbdev/hgafb.c @@ -558,7 +558,7 @@ static int hgafb_probe(struct platform_device *pdev) int ret;
ret = hga_card_detect(); - if (!ret) + if (ret) return ret;
printk(KERN_INFO "hgafb: %s with %ldK of memory detected.\n",
On Mon, May 17, 2021 at 11:50:32AM +0300, Dan Carpenter wrote:
There is a reversed if statement in this probe function so the driver is completely broken.
Fixes: dc13cac4862c ("video: hgafb: fix potential NULL pointer dereference") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com
drivers/video/fbdev/hgafb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c index cc8e62ae93f6..bd3d07aa4f0e 100644 --- a/drivers/video/fbdev/hgafb.c +++ b/drivers/video/fbdev/hgafb.c @@ -558,7 +558,7 @@ static int hgafb_probe(struct platform_device *pdev) int ret;
ret = hga_card_detect();
- if (!ret)
if (ret) return ret;
printk(KERN_INFO "hgafb: %s with %ldK of memory detected.\n",
-- 2.30.2
Someone _just_ beat you to this: https://lore.kernel.org/r/20210516192714.25823-1-mail@anirudhrb.com
I'll add your s-o-b to that one as it's identical to yours.
thanks,
greg k-h
dri-devel@lists.freedesktop.org