diff options
Diffstat (limited to 'backend/headless')
| -rw-r--r-- | backend/headless/backend.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/backend/headless/backend.c b/backend/headless/backend.c index 3995d1eb..c6c2d0f9 100644 --- a/backend/headless/backend.c +++ b/backend/headless/backend.c @@ -1,6 +1,7 @@ #define _POSIX_C_SOURCE 200809L #include <assert.h> #include <drm_fourcc.h> +#include <fcntl.h> #include <stdlib.h> #include <unistd.h> #include <wlr/interfaces/wlr_input_device.h> @@ -113,19 +114,19 @@ static bool backend_init(struct wlr_headless_backend *backend, backend->renderer = renderer; backend->egl = wlr_gles2_renderer_get_egl(renderer); - int fd = wlr_renderer_get_drm_fd(renderer); - if (fd < 0) { + int drm_fd = wlr_renderer_get_drm_fd(renderer); + if (drm_fd < 0) { wlr_log(WLR_ERROR, "Failed to get DRM device FD from renderer"); return false; } - fd = dup(fd); - if (fd < 0) { - wlr_log_errno(WLR_ERROR, "dup failed"); + drm_fd = fcntl(drm_fd, F_DUPFD_CLOEXEC, 0); + if (drm_fd < 0) { + wlr_log_errno(WLR_ERROR, "fcntl(F_DUPFD_CLOEXEC) failed"); return false; } - struct wlr_gbm_allocator *alloc = wlr_gbm_allocator_create(fd); + struct wlr_gbm_allocator *alloc = wlr_gbm_allocator_create(drm_fd); if (alloc == NULL) { wlr_log(WLR_ERROR, "Failed to create GBM allocator"); return false; |