forked from ~ljy/RK356X_SDK_RELEASE

hc
2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077
kernel/drivers/video/fbdev/geode/lxfb_core.c
....@@ -234,6 +234,9 @@
234234
235235 static int lxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
236236 {
237
+ if (!var->pixclock)
238
+ return -EINVAL;
239
+
237240 if (var->xres > 1920 || var->yres > 1440)
238241 return -EINVAL;
239242