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path: root/drivers/gpu/drm/bridge/ite-it66121.c
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Diffstat (limited to 'drivers/gpu/drm/bridge/ite-it66121.c')
-rw-r--r--drivers/gpu/drm/bridge/ite-it66121.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/ite-it66121.c b/drivers/gpu/drm/bridge/ite-it66121.c
index 925e42f46cd8..0f8d3ab30daa 100644
--- a/drivers/gpu/drm/bridge/ite-it66121.c
+++ b/drivers/gpu/drm/bridge/ite-it66121.c
@@ -1452,8 +1452,10 @@ static int it66121_audio_get_eld(struct device *dev, void *data,
dev_dbg(dev, "No connector present, passing empty EDID data");
memset(buf, 0, len);
} else {
+ mutex_lock(&ctx->connector->eld_mutex);
memcpy(buf, ctx->connector->eld,
min(sizeof(ctx->connector->eld), len));
+ mutex_unlock(&ctx->connector->eld_mutex);
}
mutex_unlock(&ctx->lock);