OMAP: DSS2: check for manager when enabling display

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

diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c
index 3a688c871a45579d8a695af71e88f91160a5e67c..df2b3c3658a2661e1a1d995247c7be5d4cf00763 100644 (file)
--- a/drivers/video/omap2/dss/sdi.c
+++ b/drivers/video/omap2/dss/sdi.c
@@ -55,6 +55,11 @@ int omapdss_sdi_display_enable(struct omap_dss_device *dssdev)
        unsigned long pck;
        int r;
 
+       if (dssdev->manager == NULL) {
+               DSSERR("failed to enable display: no manager\n");
+               return -ENODEV;
+       }
+
        r = omap_dss_start_device(dssdev);
        if (r) {
                DSSERR("failed to start device\n");