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authorDrew DeVault <sir@cmpwn.com>2017-08-18 13:37:44 -0400
committerGitHub <noreply@github.com>2017-08-18 13:37:44 -0400
commit617be97fa0b9a0556c9a4ffda111365e65966b50 (patch)
treeceef74ac193c8100c5b6c364f2000700bd5164a3 /backend
parentd748fd1a8e455685babdd79857c67351f03c6ff3 (diff)
parent0252c8e072818906549f88fcc28a68f97f503dc7 (diff)
Merge pull request #108 from martinetd/realloc_crtcs_index
drm realloc_crtcs: check we found an output
Diffstat (limited to 'backend')
-rw-r--r--backend/drm/drm.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c
index 6e831e41..65ea7f45 100644
--- a/backend/drm/drm.c
+++ b/backend/drm/drm.c
@@ -405,7 +405,7 @@ static void realloc_crtcs(struct wlr_drm_backend *backend,
memset(possible_crtc, 0, sizeof(possible_crtc));
- size_t index = 0;
+ ssize_t index = -1;
for (size_t i = 0; i < backend->outputs->length; ++i) {
struct wlr_drm_output *o = backend->outputs->items[i];
if (o == output) {
@@ -419,6 +419,7 @@ static void realloc_crtcs(struct wlr_drm_backend *backend,
possible_crtc[i] = o->possible_crtc;
crtc[o->crtc - backend->crtcs] = i;
}
+ assert(index != -1);
possible_crtc[index] = output->possible_crtc;
match_obj(backend->outputs->length, possible_crtc,