Feel free to add my r-b to this patch.
On 2018-06-25 19:36, Emil Velikov wrote:
From: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
Currently one can open() any /dev node. If it's unknown
drmParseSubsystemType() will return an error.
Track that and bail as needed.
Signed-off-by: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
---
xf86drm.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/xf86drm.c b/xf86drm.c
index 87c216cf..e1bbbe99 100644
--- a/xf86drm.c
+++ b/xf86drm.c
@@ -3814,6 +3814,8 @@ int drmGetDevice2(int fd, uint32_t flags, drmDevicePtr *device)
return -EINVAL;
subsystem_type = drmParseSubsystemType(maj, min);
+ if (subsystem_type < 0)
+ return subsystem_type;
local_devices = calloc(max_count, sizeof(drmDevicePtr));
if (local_devices == NULL)
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