scst: Partially revert r9166

Apparently the RHEL 8.2 gcc compiler reports an error if
__attribute__((fallthrough)) is used outside a switch statement. Hence this
patch that converts some of these annotations back into comments.

Reported-by: Rob Turk <robtu@rtist.nl>


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@9167 d57e44dd-8a1f-0410-8b47-8ef2f437770f

scst/src/dev_handlers/scst_user.c

@@ -1289,7 +1289,7 @@ out:
 out_nomem:
 	if (ucmd->cmd != NULL)
 		scst_set_busy(ucmd->cmd);
-	fallthrough;
+	/* fall through */
 
 out_err:
 	if (ucmd->cmd != NULL)

scst/src/scst_targ.c

@@ -1358,7 +1358,7 @@ set_res:
 		TRACE_DBG_FLAG(TRACE_DEBUG|TRACE_MINOR, "Atomic context and "
 			"non-WRITE data direction, rescheduling (cmd %p)", cmd);
 		res = SCST_CMD_STATE_RES_NEED_THREAD;
-		fallthrough;
+		/* fall through */
 	}
 #endif