From: Dave Airlie <airl...@redhat.com>
This might never happen, but handle it better.
Found by coverity
---
src/gallium/winsys/virgl/drm/virgl_drm_winsys.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c
b/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c
index 98e0e99f661..1b48b60d1fd 100644
--- a/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c
+++ b/src/gallium/winsys/virgl/drm/virgl_drm_winsys.c
@@ -930,6 +930,8 @@ virgl_drm_screen_create(int fd)
} else {
struct virgl_winsys *vws;
int dup_fd = fcntl(fd, F_DUPFD_CLOEXEC, 3);
+ if (dup_fd == -1)
+ goto unlock;
vws = virgl_drm_winsys_create(dup_fd);
if (!vws) {
--
2.17.1
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