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backend/drm: fix zero-length VLAs

This commit is contained in:
emersion 2018-10-07 13:04:52 +02:00
parent 776008da69
commit 37de179013
1 changed files with 4 additions and 4 deletions
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8
backend/drm/drm.c
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@ -438,9 +438,9 @@ static void realloc_planes(struct wlr_drm_backend *drm, const uint32_t *crtc_in,
continue; continue;
} }
uint32_t possible[drm->num_type_planes[type]]; uint32_t possible[drm->num_type_planes[type] + 1];
uint32_t crtc[drm->num_crtcs]; uint32_t crtc[drm->num_crtcs + 1];
uint32_t crtc_res[drm->num_crtcs]; uint32_t crtc_res[drm->num_crtcs + 1];
for (size_t i = 0; i < drm->num_type_planes[type]; ++i) { for (size_t i = 0; i < drm->num_type_planes[type]; ++i) {
possible[i] = drm->type_planes[type][i].possible_crtcs; possible[i] = drm->type_planes[type][i].possible_crtcs;
@ -1165,7 +1165,7 @@ void scan_drm_connectors(struct wlr_drm_backend *drm) {
} }
} }
bool changed_outputs[wl_list_length(&drm->outputs)]; bool changed_outputs[wl_list_length(&drm->outputs) + 1];
memset(changed_outputs, false, sizeof(changed_outputs)); memset(changed_outputs, false, sizeof(changed_outputs));
for (size_t i = 0; i < new_outputs_len; ++i) { for (size_t i = 0; i < new_outputs_len; ++i) {
struct wlr_drm_connector *conn = new_outputs[i]; struct wlr_drm_connector *conn = new_outputs[i];