X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=drivers%2Fvideo%2Fomap2%2Fdss%2Fsdi.c;h=df2b3c3658a2661e1a1d995247c7be5d4cf00763;hb=05e1d6060743e34e3a9db65346168dc688f9223e;hp=3a688c871a45579d8a695af71e88f91160a5e67c;hpb=79e4424fbe83a4f2170f3cfa4628d5a34c520d37;p=deliverable%2Flinux.git

diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c
index 3a688c871a45..df2b3c3658a2 100644
--- 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");