target: Don't call TFO->write_pending if data_length == 0

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / target / target_core_transport.c

diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 9232c77..e6463ef 100644 (file)
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -2230,7 +2230,7 @@ transport_generic_new_cmd(struct se_cmd *cmd)
         * and let it call back once the write buffers are ready.
         */
        target_add_to_state_list(cmd);
-       if (cmd->data_direction != DMA_TO_DEVICE) {
+       if (cmd->data_direction != DMA_TO_DEVICE || cmd->data_length == 0) {
                target_execute_cmd(cmd);
                return 0;
        }