src/drm.c: fix crtc_id not-found bugHEADmaster

Signed-off-by: Edward O'Callaghan <funfunctor@folklore1984.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/drm.c b/src/drm.c
index f6689c3..487b6ad 100644
--- a/src/drm.c
+++ b/src/drm.c
@@ -155,7 +155,7 @@ static int init_drm(struct drm * drm, const char *device)
 		drm->crtc_id = encoder->crtc_id;
 	} else {
 		uint32_t crtc_id = find_crtc_for_connector(drm,resources,connector);
-		if (crtc_id == 0) {
+		if (crtc_id < 0) {
 			fprintf(stderr, "no crtc found!\n");
 			return -1;
 		}