Without this fix, duplicated file descriptors leak into child processes.
See commit aaac913e901229d11a1894f6aaf646de6b1a542c for one instance
where the same fix was employed.
Cc: <mesa-sta...@lists.freedesktop.org>
Signed-off-by: Matt Whitlock <freedesk...@mattwhitlock.name>
---
src/gallium/state_trackers/dri/dri2.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/gallium/state_trackers/dri/dri2.c
b/src/gallium/state_trackers/dri/dri2.c
index 64d9c3e..9ec069b 100644
--- a/src/gallium/state_trackers/dri/dri2.c
+++ b/src/gallium/state_trackers/dri/dri2.c
@@ -30,6 +30,7 @@
#include <xf86drm.h>
#include <dlfcn.h>
+#include <fcntl.h>
#include "GL/mesa_glinterop.h"
#include "util/u_memory.h"
#include "util/u_inlines.h"
@@ -1877,7 +1878,7 @@ dri2_init_screen(__DRIscreen * sPriv)
sPriv->driverPrivate = (void *)screen;
- if (screen->fd < 0 || (fd = dup(screen->fd)) < 0)
+ if (screen->fd < 0 || (fd = fcntl(screen->fd, F_DUPFD_CLOEXEC, 3)) < 0)
goto free_screen;
if (pipe_loader_drm_probe_fd(&screen->dev, fd))
@@ -1960,7 +1961,7 @@ dri_kms_init_screen(__DRIscreen * sPriv)
sPriv->driverPrivate = (void *)screen;
- if (screen->fd < 0 || (fd = dup(screen->fd)) < 0)
+ if (screen->fd < 0 || (fd = fcntl(screen->fd, F_DUPFD_CLOEXEC, 3)) < 0)
goto free_screen;
if (pipe_loader_sw_probe_kms(&screen->dev, fd))
--
2.10.0
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