OMAP: DSS2: check for manager when enabling display

[deliverable/linux.git] / drivers / video / omap2 / dss / rfbi.c

diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c
index 39f4c597026accec26621bfc5cdedd75ad1e9c4b..1bb8ce11f6bce229f3f82d46c14a714e7c8d6138 100644 (file)
--- a/drivers/video/omap2/dss/rfbi.c
+++ b/drivers/video/omap2/dss/rfbi.c
@@ -860,6 +860,11 @@ int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev)
 {
        int r;
 
+       if (dssdev->manager == NULL) {
+               DSSERR("failed to enable display: no manager\n");
+               return -ENODEV;
+       }
+
        r = rfbi_runtime_get();
        if (r)
                return r;