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-rw-r--r--xf86drmMode.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/xf86drmMode.c b/xf86drmMode.c
index 44ef05bc..cfdee4a9 100644
--- a/xf86drmMode.c
+++ b/xf86drmMode.c
@@ -206,7 +206,11 @@ retry:
r->crtcs = drmAllocCpy(U642VOID(res.crtc_id_ptr), res.count_crtcs, sizeof(uint32_t));
r->connectors = drmAllocCpy(U642VOID(res.connector_id_ptr), res.count_connectors, sizeof(uint32_t));
r->encoders = drmAllocCpy(U642VOID(res.encoder_id_ptr), res.count_encoders, sizeof(uint32_t));
- if (!r->fbs || !r->crtcs || !r->connectors || !r->encoders) {
+ if ((res.count_fbs && !r->fbs) ||
+ (res.count_crtcs && !r->crtcs) ||
+ (res.count_connectors && !r->connectors) ||
+ (res.count_encoders && !r->encoders))
+ {
drmFree(r->fbs);
drmFree(r->crtcs);
drmFree(r->connectors);