# \[PATCH\] hgafb: fix probe function

- From: Dan Carpenter \<hidden\>
- Date: 2021-05-17 08:52:48 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2021/05/9198889
- Thread: https://ratatoskr.run/linux-fbdev/2021/05/9198889/t.md

```text
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 <redacted>
---
 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

```