2.6.27-stable review patch. If anyone has any objections, please let us know. ------------------ From: Dan Williams commit b0b42b16ff2b90f17bc1a4308366c9beba4b276e upstream. There is a possibility to have two devices registered with the same id. Acked-by: Maciej Sosnowski Signed-off-by: Dan Williams Signed-off-by: Greg Kroah-Hartman --- drivers/dma/dmaengine.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -388,7 +388,10 @@ int dma_async_device_register(struct dma init_completion(&device->done); kref_init(&device->refcount); + + mutex_lock(&dma_list_mutex); device->dev_id = id++; + mutex_unlock(&dma_list_mutex); /* represent channels in sysfs. Probably want devs too */ list_for_each_entry(chan, &device->channels, device_node) { -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/