[PATCH i-g-t v2 1/2] lib/igt_chamelium: check drmModeGetConnector() return in wait_for_connected_state()
Luca Coelho
luciano.coelho at intel.com
Tue May 28 07:58:54 UTC 2024
The drmModeGetConnector() function can return NULL in some cases, so
we need to check the return value before accessing it. This is not
being checked in wait_for_connected_state(), so fix that.
Cc: Mark Yacoub <markyacoub at chromium.org>
Cc: Manasi Navare <navaremanasi at chromium.org>
Cc: Kamil Konieczny <kamil.konieczny at linux.intel.com>
Signed-off-by: Luca Coelho <luciano.coelho at intel.com>
---
lib/igt_chamelium.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/igt_chamelium.c b/lib/igt_chamelium.c
index 016d5356630c..620fbbf7d94f 100644
--- a/lib/igt_chamelium.c
+++ b/lib/igt_chamelium.c
@@ -524,6 +524,11 @@ static bool wait_for_connected_state(int drm_fd,
drmModeConnector *connector =
drmModeGetConnector(drm_fd, connectors[i]);
+ if (!connector) {
+ connected = false;
+ break;
+ }
+
connected = connector->connection == DRM_MODE_CONNECTED;
drmModeFreeConnector(connector);
--
2.39.2
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