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render/gbm_allocator: duplicate drm fd during creation process

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This commit is contained in:
Simon Zeni 2021-04-29 12:01:28 -04:00 • committed by Simon Ser
parent d0c1f0c0b6
commit 2c90e0f521
3 changed files with 9 additions and 7 deletions
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8
render/gbm_allocator.c
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@ -159,7 +159,13 @@ static struct wlr_gbm_allocator *get_gbm_alloc_from_alloc(
return (struct wlr_gbm_allocator *)alloc;
}
struct wlr_allocator *wlr_gbm_allocator_create(int fd) {
struct wlr_allocator *wlr_gbm_allocator_create(int drm_fd) {
int fd = fcntl(drm_fd, F_DUPFD_CLOEXEC, 0);
if (fd < 0) {
wlr_log(WLR_ERROR, "fcntl(F_DUPFD_CLOEXEC) failed");
return NULL;
}
uint64_t cap;
if (drmGetCap(fd, DRM_CAP_PRIME, &cap) ||
!(cap & DRM_PRIME_CAP_EXPORT)) {