Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target...
[linux-drm-fsl-dcu.git] / drivers / target / target_core_file.c
index d836de200a03bcf24be54004df89c7d6d5039030..44620fb6bd45e96eae5b13dac4b9582a0d86c85e 100644 (file)
@@ -494,6 +494,11 @@ fd_execute_write_same(struct se_cmd *cmd)
                target_complete_cmd(cmd, SAM_STAT_GOOD);
                return 0;
        }
+       if (cmd->prot_op) {
+               pr_err("WRITE_SAME: Protection information with FILEIO"
+                      " backends not supported\n");
+               return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+       }
        sg = &cmd->t_data_sg[0];
 
        if (cmd->t_data_nents > 1 ||