video: vesa_fb: Fix wrong return value check of pci_find_class()
When pci_find_class() fails to find a device, it returns -ENODEV.
But now we check the return value against -1. Fix it.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Anatolij Gustschin <agust@denx.de>
diff --git a/drivers/video/vesa_fb.c b/drivers/video/vesa_fb.c
index 4e6d070..a19651f 100644
--- a/drivers/video/vesa_fb.c
+++ b/drivers/video/vesa_fb.c
@@ -34,7 +34,7 @@
}
if (vbe_get_video_info(gdev)) {
dev = pci_find_class(PCI_CLASS_DISPLAY_VGA << 8, 0);
- if (dev == -1) {
+ if (dev < 0) {
printf("no card detected\n");
return NULL;
}